1280491077

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^3\times {\mathrm{61}}^1$

素因数の和:270

約数の個数: 32

約数和(自身を含む): 1806312960

約数和(自身を除く): 525821883

約数列:

[1, 3, 47, 53, 61, 141, 159, 183, 2491, 2809, 2867, 3233, 7473, 8427, 8601, 9699, 132023, 148877, 151951, 171349, 396069, 446631, 455853, 514047, 6997219, 8053403, 9081497, 20991657, 24160209, 27244491, 426830359, 1280491077]

約数ペア:

[(1, 1280491077), (3, 426830359), (47, 27244491), (53, 24160209), (61, 20991657), (141, 9081497), (159, 8053403), (183, 6997219), (2491, 514047), (2809, 455853), (2867, 446631), (3233, 396069), (7473, 171349), (8427, 151951), (8601, 148877), (9699, 132023)]