3121456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:413

約数の個数: 40

約数和(自身を含む): 6683600

約数和(自身を除く): 3562144

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 349, 559, 688, 698, 1118, 1396, 2236, 2792, 4472, 4537, 5584, 8944, 9074, 15007, 18148, 30014, 36296, 60028, 72592, 120056, 195091, 240112, 390182, 780364, 1560728, 3121456]

約数ペア:

[(1, 3121456), (2, 1560728), (4, 780364), (8, 390182), (13, 240112), (16, 195091), (26, 120056), (43, 72592), (52, 60028), (86, 36296), (104, 30014), (172, 18148), (208, 15007), (344, 9074), (349, 8944), (559, 5584), (688, 4537), (698, 4472), (1118, 2792), (1396, 2236)]