123567705

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{313}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 222583296

約数和(自身を除く): 99015591

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 283, 313, 465, 849, 939, 1395, 1415, 1565, 2547, 2817, 4245, 4695, 8773, 9703, 12735, 14085, 26319, 29109, 43865, 48515, 78957, 87327, 88579, 131595, 145545, 265737, 394785, 436635, 442895, 797211, 1328685, 2745949, 3986055, 8237847, 13729745, 24713541, 41189235, 123567705]

約数ペア:

[(1, 123567705), (3, 41189235), (5, 24713541), (9, 13729745), (15, 8237847), (31, 3986055), (45, 2745949), (93, 1328685), (155, 797211), (279, 442895), (283, 436635), (313, 394785), (465, 265737), (849, 145545), (939, 131595), (1395, 88579), (1415, 87327), (1565, 78957), (2547, 48515), (2817, 43865), (4245, 29109), (4695, 26319), (8773, 14085), (9703, 12735)]