154344905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1553}}^1$

素因数の和:1721

約数の個数: 32

約数和(自身を含む): 219300480

約数和(自身を除く): 64955575

約数列:

[1, 5, 11, 13, 55, 65, 139, 143, 695, 715, 1529, 1553, 1807, 7645, 7765, 9035, 17083, 19877, 20189, 85415, 99385, 100945, 215867, 222079, 1079335, 1110395, 2374537, 2806271, 11872685, 14031355, 30868981, 154344905]

約数ペア:

[(1, 154344905), (5, 30868981), (11, 14031355), (13, 11872685), (55, 2806271), (65, 2374537), (139, 1110395), (143, 1079335), (695, 222079), (715, 215867), (1529, 100945), (1553, 99385), (1807, 85415), (7645, 20189), (7765, 19877), (9035, 17083)]