31171976

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{5807}}^1$

素因数の和:5885

約数の個数: 32

約数和(自身を含む): 64817280

約数和(自身を除く): 33645304

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 5368, 5807, 11614, 23228, 46456, 63877, 127754, 255508, 354227, 511016, 708454, 1416908, 2833816, 3896497, 7792994, 15585988, 31171976]

約数ペア:

[(1, 31171976), (2, 15585988), (4, 7792994), (8, 3896497), (11, 2833816), (22, 1416908), (44, 708454), (61, 511016), (88, 354227), (122, 255508), (244, 127754), (488, 63877), (671, 46456), (1342, 23228), (2684, 11614), (5368, 5807)]