220181295

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{2617}}^1$

素因数の和:2775

約数の個数: 32

約数和(自身を含む): 361912320

約数和(自身を除く): 141731025

約数列:

[1, 3, 5, 15, 71, 79, 213, 237, 355, 395, 1065, 1185, 2617, 5609, 7851, 13085, 16827, 28045, 39255, 84135, 185807, 206743, 557421, 620229, 929035, 1033715, 2787105, 3101145, 14678753, 44036259, 73393765, 220181295]

約数ペア:

[(1, 220181295), (3, 73393765), (5, 44036259), (15, 14678753), (71, 3101145), (79, 2787105), (213, 1033715), (237, 929035), (355, 620229), (395, 557421), (1065, 206743), (1185, 185807), (2617, 84135), (5609, 39255), (7851, 28045), (13085, 16827)]