31212111890

素因数分解:

$2^1\times 5^1\times {\mathrm{61583}}^1\times {\mathrm{50683}}^1$

素因数の和:112273

約数の個数: 16

約数和(自身を含む): 56183822208

約数和(自身を除く): 24971710318

約数列:

[1, 2, 5, 10, 50683, 61583, 101366, 123166, 253415, 307915, 506830, 615830, 3121211189, 6242422378, 15606055945, 31212111890]

約数ペア:

[(1, 31212111890), (2, 15606055945), (5, 6242422378), (10, 3121211189), (50683, 615830), (61583, 506830), (101366, 307915), (123166, 253415)]