127911890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{412619}}^1$

素因数の和:412657

約数の個数: 16

約数和(自身を含む): 237669120

約数和(自身を除く): 109757230

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 412619, 825238, 2063095, 4126190, 12791189, 25582378, 63955945, 127911890]

約数ペア:

[(1, 127911890), (2, 63955945), (5, 25582378), (10, 12791189), (31, 4126190), (62, 2063095), (155, 825238), (310, 412619)]