28643832

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:402

約数の個数: 144

約数和(自身を含む): 94433040

約数和(自身を除く): 65789208

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 42, 46, 49, 56, 63, 69, 72, 84, 92, 98, 126, 138, 147, 161, 168, 184, 196, 207, 252, 276, 294, 322, 353, 392, 414, 441, 483, 504, 552, 588, 644, 706, 828, 882, 966, 1059, 1127, 1176, 1288, 1412, 1449, 1656, 1764, 1932, 2118, 2254, 2471, 2824, 2898, 3177, 3381, 3528, 3864, 4236, 4508, 4942, 5796, 6354, 6762, 7413, 8119, 8472, 9016, 9884, 10143, 11592, 12708, 13524, 14826, 16238, 17297, 19768, 20286, 22239, 24357, 25416, 27048, 29652, 32476, 34594, 40572, 44478, 48714, 51891, 56833, 59304, 64952, 69188, 73071, 81144, 88956, 97428, 103782, 113666, 138376, 146142, 155673, 170499, 177912, 194856, 207564, 227332, 292284, 311346, 340998, 397831, 415128, 454664, 511497, 584568, 622692, 681996, 795662, 1022994, 1193493, 1245384, 1363992, 1591324, 2045988, 2386986, 3182648, 3580479, 4091976, 4773972, 7160958, 9547944, 14321916, 28643832]

約数ペア:

[(1, 28643832), (2, 14321916), (3, 9547944), (4, 7160958), (6, 4773972), (7, 4091976), (8, 3580479), (9, 3182648), (12, 2386986), (14, 2045988), (18, 1591324), (21, 1363992), (23, 1245384), (24, 1193493), (28, 1022994), (36, 795662), (42, 681996), (46, 622692), (49, 584568), (56, 511497), (63, 454664), (69, 415128), (72, 397831), (84, 340998), (92, 311346), (98, 292284), (126, 227332), (138, 207564), (147, 194856), (161, 177912), (168, 170499), (184, 155673), (196, 146142), (207, 138376), (252, 113666), (276, 103782), (294, 97428), (322, 88956), (353, 81144), (392, 73071), (414, 69188), (441, 64952), (483, 59304), (504, 56833), (552, 51891), (588, 48714), (644, 44478), (706, 40572), (828, 34594), (882, 32476), (966, 29652), (1059, 27048), (1127, 25416), (1176, 24357), (1288, 22239), (1412, 20286), (1449, 19768), (1656, 17297), (1764, 16238), (1932, 14826), (2118, 13524), (2254, 12708), (2471, 11592), (2824, 10143), (2898, 9884), (3177, 9016), (3381, 8472), (3528, 8119), (3864, 7413), (4236, 6762), (4508, 6354), (4942, 5796)]