289490435

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^2$

素因数の和:515

約数の個数: 24

約数和(自身を含む): 378918960

約数和(自身を除く): 89428525

約数列:

[1, 5, 13, 65, 139, 179, 695, 895, 1807, 2327, 9035, 11635, 24881, 32041, 124405, 160205, 323453, 416533, 1617265, 2082665, 4453699, 22268495, 57898087, 289490435]

約数ペア:

[(1, 289490435), (5, 57898087), (13, 22268495), (65, 4453699), (139, 2082665), (179, 1617265), (695, 416533), (895, 323453), (1807, 160205), (2327, 124405), (9035, 32041), (11635, 24881)]