75721737

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3511}}^1$

素因数の和:3613

約数の個数: 32

約数和(自身を含む): 125870080

約数和(自身を除く): 50148343

約数列:

[1, 3, 7, 13, 21, 39, 79, 91, 237, 273, 553, 1027, 1659, 3081, 3511, 7189, 10533, 21567, 24577, 45643, 73731, 136929, 277369, 319501, 832107, 958503, 1941583, 3605797, 5824749, 10817391, 25240579, 75721737]

約数ペア:

[(1, 75721737), (3, 25240579), (7, 10817391), (13, 5824749), (21, 3605797), (39, 1941583), (79, 958503), (91, 832107), (237, 319501), (273, 277369), (553, 136929), (1027, 73731), (1659, 45643), (3081, 24577), (3511, 21567), (7189, 10533)]