127731005

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{1619}}^1$

素因数の和:2164

約数の個数: 16

約数和(自身を含む): 158630400

約数和(自身を除く): 30899395

約数列:

[1, 5, 31, 155, 509, 1619, 2545, 8095, 15779, 50189, 78895, 250945, 824071, 4120355, 25546201, 127731005]

約数ペア:

[(1, 127731005), (5, 25546201), (31, 4120355), (155, 824071), (509, 250945), (1619, 78895), (2545, 50189), (8095, 15779)]