1640287533

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{149839}}^1$

素因数の和:149972

約数の個数: 16

約数和(自身を含む): 2265580800

約数和(自身を除く): 625293267

約数列:

[1, 3, 41, 89, 123, 267, 3649, 10947, 149839, 449517, 6143399, 13335671, 18430197, 40007013, 546762511, 1640287533]

約数ペア:

[(1, 1640287533), (3, 546762511), (41, 40007013), (89, 18430197), (123, 13335671), (267, 6143399), (3649, 449517), (10947, 149839)]