321521144

素因数分解:

$2^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{28283}}^1$

素因数の和:28332

約数の個数: 48

約数和(自身を含む): 725484600

約数和(自身を除く): 403963456

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 49, 56, 58, 98, 116, 196, 203, 232, 392, 406, 812, 1421, 1624, 2842, 5684, 11368, 28283, 56566, 113132, 197981, 226264, 395962, 791924, 820207, 1385867, 1583848, 1640414, 2771734, 3280828, 5543468, 5741449, 6561656, 11086936, 11482898, 22965796, 40190143, 45931592, 80380286, 160760572, 321521144]

約数ペア:

[(1, 321521144), (2, 160760572), (4, 80380286), (7, 45931592), (8, 40190143), (14, 22965796), (28, 11482898), (29, 11086936), (49, 6561656), (56, 5741449), (58, 5543468), (98, 3280828), (116, 2771734), (196, 1640414), (203, 1583848), (232, 1385867), (392, 820207), (406, 791924), (812, 395962), (1421, 226264), (1624, 197981), (2842, 113132), (5684, 56566), (11368, 28283)]