508780521

素因数分解:

$3^5\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 787637760

約数和(自身を除く): 278857239

約数列:

[1, 3, 9, 27, 41, 81, 123, 223, 229, 243, 369, 669, 687, 1107, 2007, 2061, 3321, 6021, 6183, 9143, 9389, 9963, 18063, 18549, 27429, 28167, 51067, 54189, 55647, 82287, 84501, 153201, 246861, 253503, 459603, 740583, 760509, 1378809, 2093747, 2221749, 2281527, 4136427, 6281241, 12409281, 18843723, 56531169, 169593507, 508780521]

約数ペア:

[(1, 508780521), (3, 169593507), (9, 56531169), (27, 18843723), (41, 12409281), (81, 6281241), (123, 4136427), (223, 2281527), (229, 2221749), (243, 2093747), (369, 1378809), (669, 760509), (687, 740583), (1107, 459603), (2007, 253503), (2061, 246861), (3321, 153201), (6021, 84501), (6183, 82287), (9143, 55647), (9389, 54189), (9963, 51067), (18063, 28167), (18549, 27429)]