131431790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{11519}}^1$

素因数の和:11696

約数の個数: 32

約数和(自身を含む): 272056320

約数和(自身を除く): 140624530

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 163, 326, 815, 1141, 1630, 2282, 5705, 11410, 11519, 23038, 57595, 80633, 115190, 161266, 403165, 806330, 1877597, 3755194, 9387985, 13143179, 18775970, 26286358, 65715895, 131431790]

約数ペア:

[(1, 131431790), (2, 65715895), (5, 26286358), (7, 18775970), (10, 13143179), (14, 9387985), (35, 3755194), (70, 1877597), (163, 806330), (326, 403165), (815, 161266), (1141, 115190), (1630, 80633), (2282, 57595), (5705, 23038), (11410, 11519)]