66474265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{389}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 94348800

約数和(自身を除く): 27874535

約数列:

[1, 5, 11, 13, 55, 65, 143, 239, 389, 715, 1195, 1945, 2629, 3107, 4279, 5057, 13145, 15535, 21395, 25285, 34177, 55627, 92971, 170885, 278135, 464855, 1022681, 1208623, 5113405, 6043115, 13294853, 66474265]

約数ペア:

[(1, 66474265), (5, 13294853), (11, 6043115), (13, 5113405), (55, 1208623), (65, 1022681), (143, 464855), (239, 278135), (389, 170885), (715, 92971), (1195, 55627), (1945, 34177), (2629, 25285), (3107, 21395), (4279, 15535), (5057, 13145)]