31051228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 61740000

約数和(自身を除く): 30688772

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 59, 116, 118, 236, 349, 377, 698, 754, 767, 1396, 1508, 1534, 1711, 3068, 3422, 4537, 6844, 9074, 10121, 18148, 20242, 20591, 22243, 40484, 41182, 44486, 82364, 88972, 131573, 263146, 267683, 526292, 535366, 597139, 1070732, 1194278, 2388556, 7762807, 15525614, 31051228]

約数ペア:

[(1, 31051228), (2, 15525614), (4, 7762807), (13, 2388556), (26, 1194278), (29, 1070732), (52, 597139), (58, 535366), (59, 526292), (116, 267683), (118, 263146), (236, 131573), (349, 88972), (377, 82364), (698, 44486), (754, 41182), (767, 40484), (1396, 22243), (1508, 20591), (1534, 20242), (1711, 18148), (3068, 10121), (3422, 9074), (4537, 6844)]