391038816

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{857}}^1$

素因数の和:981

約数の個数: 144

約数和(自身を含む): 1207782576

約数和(自身を除く): 816743760

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 97, 98, 112, 147, 168, 194, 196, 224, 291, 294, 336, 388, 392, 582, 588, 672, 679, 776, 784, 857, 1164, 1176, 1358, 1552, 1568, 1714, 2037, 2328, 2352, 2571, 2716, 3104, 3428, 4074, 4656, 4704, 4753, 5142, 5432, 5999, 6856, 8148, 9312, 9506, 10284, 10864, 11998, 13712, 14259, 16296, 17997, 19012, 20568, 21728, 23996, 27424, 28518, 32592, 35994, 38024, 41136, 41993, 47992, 57036, 65184, 71988, 76048, 82272, 83129, 83986, 95984, 114072, 125979, 143976, 152096, 166258, 167972, 191968, 228144, 249387, 251958, 287952, 332516, 335944, 456288, 498774, 503916, 575904, 581903, 665032, 671888, 997548, 1007832, 1163806, 1330064, 1343776, 1745709, 1995096, 2015664, 2327612, 2660128, 3491418, 3990192, 4031328, 4073321, 4655224, 6982836, 7980384, 8146642, 9310448, 12219963, 13965672, 16293284, 18620896, 24439926, 27931344, 32586568, 48879852, 55862688, 65173136, 97759704, 130346272, 195519408, 391038816]

約数ペア:

[(1, 391038816), (2, 195519408), (3, 130346272), (4, 97759704), (6, 65173136), (7, 55862688), (8, 48879852), (12, 32586568), (14, 27931344), (16, 24439926), (21, 18620896), (24, 16293284), (28, 13965672), (32, 12219963), (42, 9310448), (48, 8146642), (49, 7980384), (56, 6982836), (84, 4655224), (96, 4073321), (97, 4031328), (98, 3990192), (112, 3491418), (147, 2660128), (168, 2327612), (194, 2015664), (196, 1995096), (224, 1745709), (291, 1343776), (294, 1330064), (336, 1163806), (388, 1007832), (392, 997548), (582, 671888), (588, 665032), (672, 581903), (679, 575904), (776, 503916), (784, 498774), (857, 456288), (1164, 335944), (1176, 332516), (1358, 287952), (1552, 251958), (1568, 249387), (1714, 228144), (2037, 191968), (2328, 167972), (2352, 166258), (2571, 152096), (2716, 143976), (3104, 125979), (3428, 114072), (4074, 95984), (4656, 83986), (4704, 83129), (4753, 82272), (5142, 76048), (5432, 71988), (5999, 65184), (6856, 57036), (8148, 47992), (9312, 41993), (9506, 41136), (10284, 38024), (10864, 35994), (11998, 32592), (13712, 28518), (14259, 27424), (16296, 23996), (17997, 21728), (19012, 20568)]