81231814

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{953}}^1$

素因数の和:1104

約数の個数: 32

約数和(自身を含む): 136002240

約数和(自身を除く): 54770426

約数列:

[1, 2, 17, 23, 34, 46, 109, 218, 391, 782, 953, 1853, 1906, 2507, 3706, 5014, 16201, 21919, 32402, 42619, 43838, 85238, 103877, 207754, 372623, 745246, 1765909, 2389171, 3531818, 4778342, 40615907, 81231814]

約数ペア:

[(1, 81231814), (2, 40615907), (17, 4778342), (23, 3531818), (34, 2389171), (46, 1765909), (109, 745246), (218, 372623), (391, 207754), (782, 103877), (953, 85238), (1853, 43838), (1906, 42619), (2507, 32402), (3706, 21919), (5014, 16201)]