64889655

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{1021}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 109885440

約数和(自身を除く): 44995785

約数列:

[1, 3, 5, 15, 19, 57, 95, 223, 285, 669, 1021, 1115, 3063, 3345, 4237, 5105, 12711, 15315, 19399, 21185, 58197, 63555, 96995, 227683, 290985, 683049, 1138415, 3415245, 4325977, 12977931, 21629885, 64889655]

約数ペア:

[(1, 64889655), (3, 21629885), (5, 12977931), (15, 4325977), (19, 3415245), (57, 1138415), (95, 683049), (223, 290985), (285, 227683), (669, 96995), (1021, 63555), (1115, 58197), (3063, 21185), (3345, 19399), (4237, 15315), (5105, 12711)]