28860392

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 63806400

約数和(自身を除く): 34946008

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 41, 44, 76, 82, 88, 152, 164, 209, 328, 418, 421, 451, 779, 836, 842, 902, 1558, 1672, 1684, 1804, 3116, 3368, 3608, 4631, 6232, 7999, 8569, 9262, 15998, 17138, 17261, 18524, 31996, 34276, 34522, 37048, 63992, 68552, 69044, 87989, 138088, 175978, 189871, 327959, 351956, 379742, 655918, 703912, 759484, 1311836, 1518968, 2623672, 3607549, 7215098, 14430196, 28860392]

約数ペア:

[(1, 28860392), (2, 14430196), (4, 7215098), (8, 3607549), (11, 2623672), (19, 1518968), (22, 1311836), (38, 759484), (41, 703912), (44, 655918), (76, 379742), (82, 351956), (88, 327959), (152, 189871), (164, 175978), (209, 138088), (328, 87989), (418, 69044), (421, 68552), (451, 63992), (779, 37048), (836, 34522), (842, 34276), (902, 31996), (1558, 18524), (1672, 17261), (1684, 17138), (1804, 15998), (3116, 9262), (3368, 8569), (3608, 7999), (4631, 6232)]