261421488

素因数分解:

$2^4\times 3^2\times {\mathrm{1815427}}^1$

素因数の和:1815441

約数の個数: 30

約数和(自身を含む): 731617484

約数和(自身を除く): 470195996

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1815427, 3630854, 5446281, 7261708, 10892562, 14523416, 16338843, 21785124, 29046832, 32677686, 43570248, 65355372, 87140496, 130710744, 261421488]

約数ペア:

[(1, 261421488), (2, 130710744), (3, 87140496), (4, 65355372), (6, 43570248), (8, 32677686), (9, 29046832), (12, 21785124), (16, 16338843), (18, 14523416), (24, 10892562), (36, 7261708), (48, 5446281), (72, 3630854), (144, 1815427)]