28239406

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 47628000

約数和(自身を除く): 19388594

約数列:

[1, 2, 13, 26, 41, 59, 82, 118, 449, 533, 767, 898, 1066, 1534, 2419, 4838, 5837, 11674, 18409, 26491, 31447, 36818, 52982, 62894, 239317, 344383, 478634, 688766, 1086131, 2172262, 14119703, 28239406]

約数ペア:

[(1, 28239406), (2, 14119703), (13, 2172262), (26, 1086131), (41, 688766), (59, 478634), (82, 344383), (118, 239317), (449, 62894), (533, 52982), (767, 36818), (898, 31447), (1066, 26491), (1534, 18409), (2419, 11674), (4838, 5837)]