261728856

素因数分解:

$2^3\times 3^2\times {\mathrm{223}}^1\times {\mathrm{16301}}^1$

素因数の和:16536

約数の個数: 48

約数和(自身を含む): 712071360

約数和(自身を除く): 450342504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 223, 446, 669, 892, 1338, 1784, 2007, 2676, 4014, 5352, 8028, 16056, 16301, 32602, 48903, 65204, 97806, 130408, 146709, 195612, 293418, 391224, 586836, 1173672, 3635123, 7270246, 10905369, 14540492, 21810738, 29080984, 32716107, 43621476, 65432214, 87242952, 130864428, 261728856]

約数ペア:

[(1, 261728856), (2, 130864428), (3, 87242952), (4, 65432214), (6, 43621476), (8, 32716107), (9, 29080984), (12, 21810738), (18, 14540492), (24, 10905369), (36, 7270246), (72, 3635123), (223, 1173672), (446, 586836), (669, 391224), (892, 293418), (1338, 195612), (1784, 146709), (2007, 130408), (2676, 97806), (4014, 65204), (5352, 48903), (8028, 32602), (16056, 16301)]