81288778

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1\times {\mathrm{1511}}^1$

素因数の和:2277

約数の個数: 16

約数和(自身を含む): 125483904

約数和(自身を除く): 44195126

約数列:

[1, 2, 37, 74, 727, 1454, 1511, 3022, 26899, 53798, 55907, 111814, 1098497, 2196994, 40644389, 81288778]

約数ペア:

[(1, 81288778), (2, 40644389), (37, 2196994), (74, 1098497), (727, 111814), (1454, 55907), (1511, 53798), (3022, 26899)]