399252

素因数分解:

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

素因数の和:125

約数の個数: 48

約数和(自身を含む): 1097600

約数和(自身を除く): 698348

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 97, 98, 147, 194, 196, 291, 294, 343, 388, 582, 588, 679, 686, 1029, 1164, 1358, 1372, 2037, 2058, 2716, 4074, 4116, 4753, 8148, 9506, 14259, 19012, 28518, 33271, 57036, 66542, 99813, 133084, 199626, 399252]

約数ペア:

[(1, 399252), (2, 199626), (3, 133084), (4, 99813), (6, 66542), (7, 57036), (12, 33271), (14, 28518), (21, 19012), (28, 14259), (42, 9506), (49, 8148), (84, 4753), (97, 4116), (98, 4074), (147, 2716), (194, 2058), (196, 2037), (291, 1372), (294, 1358), (343, 1164), (388, 1029), (582, 686), (588, 679)]