1280491809

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1\times {\mathrm{509}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 1775779200

約数和(自身を除く): 495287391

約数列:

[1, 3, 59, 61, 177, 183, 233, 509, 699, 1527, 3599, 10797, 13747, 14213, 30031, 31049, 41241, 42639, 90093, 93147, 118597, 355791, 838567, 1831891, 2515701, 5495673, 6997223, 7234417, 20991669, 21703251, 426830603, 1280491809]

約数ペア:

[(1, 1280491809), (3, 426830603), (59, 21703251), (61, 20991669), (177, 7234417), (183, 6997223), (233, 5495673), (509, 2515701), (699, 1831891), (1527, 838567), (3599, 355791), (10797, 118597), (13747, 93147), (14213, 90093), (30031, 42639), (31049, 41241)]