1249791722

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1\times {\mathrm{20341}}^1$

素因数の和:21365

約数の個数: 16

約数和(自身を含む): 1937209344

約数和(自身を除く): 687417622

約数列:

[1, 2, 31, 62, 991, 1982, 20341, 30721, 40682, 61442, 630571, 1261142, 20157931, 40315862, 624895861, 1249791722]

約数ペア:

[(1, 1249791722), (2, 624895861), (31, 40315862), (62, 20157931), (991, 1261142), (1982, 630571), (20341, 61442), (30721, 40682)]