149792270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{21491}}^1$

素因数の和:21556

約数の個数: 32

約数和(自身を含む): 292463136

約数和(自身を除く): 142670866

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 410, 697, 1394, 3485, 6970, 21491, 42982, 107455, 214910, 365347, 730694, 881131, 1762262, 1826735, 3653470, 4405655, 8811310, 14979227, 29958454, 74896135, 149792270]

約数ペア:

[(1, 149792270), (2, 74896135), (5, 29958454), (10, 14979227), (17, 8811310), (34, 4405655), (41, 3653470), (82, 1826735), (85, 1762262), (170, 881131), (205, 730694), (410, 365347), (697, 214910), (1394, 107455), (3485, 42982), (6970, 21491)]