445668399

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{2243}}^1$

素因数の和:2489

約数の個数: 40

約数和(自身を含む): 729856512

約数和(自身を除く): 284188113

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 223, 297, 669, 891, 2007, 2243, 2453, 6021, 6729, 7359, 18063, 20187, 22077, 24673, 60561, 66231, 74019, 181683, 198693, 222057, 500189, 666171, 1500567, 1998513, 4501701, 5502079, 13505103, 16506237, 40515309, 49518711, 148556133, 445668399]

約数ペア:

[(1, 445668399), (3, 148556133), (9, 49518711), (11, 40515309), (27, 16506237), (33, 13505103), (81, 5502079), (99, 4501701), (223, 1998513), (297, 1500567), (669, 666171), (891, 500189), (2007, 222057), (2243, 198693), (2453, 181683), (6021, 74019), (6729, 66231), (7359, 60561), (18063, 24673), (20187, 22077)]