51911295

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{617}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 85432320

約数和(自身を除く): 33521025

約数列:

[1, 3, 5, 15, 71, 79, 213, 237, 355, 395, 617, 1065, 1185, 1851, 3085, 5609, 9255, 16827, 28045, 43807, 48743, 84135, 131421, 146229, 219035, 243715, 657105, 731145, 3460753, 10382259, 17303765, 51911295]

約数ペア:

[(1, 51911295), (3, 17303765), (5, 10382259), (15, 3460753), (71, 731145), (79, 657105), (213, 243715), (237, 219035), (355, 146229), (395, 131421), (617, 84135), (1065, 48743), (1185, 43807), (1851, 28045), (3085, 16827), (5609, 9255)]