12971950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{8369}}^1$

素因数の和:8412

約数の個数: 24

約数和(自身を含む): 24909120

約数和(自身を除く): 11937170

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 8369, 16738, 41845, 83690, 209225, 259439, 418450, 518878, 1297195, 2594390, 6485975, 12971950]

約数ペア:

[(1, 12971950), (2, 6485975), (5, 2594390), (10, 1297195), (25, 518878), (31, 418450), (50, 259439), (62, 209225), (155, 83690), (310, 41845), (775, 16738), (1550, 8369)]