90107919

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 148097664

約数和(自身を除く): 57989745

約数列:

[1, 3, 9, 11, 33, 43, 61, 99, 129, 183, 347, 387, 473, 549, 671, 1041, 1419, 2013, 2623, 3123, 3817, 4257, 6039, 7869, 11451, 14921, 21167, 23607, 28853, 34353, 44763, 63501, 86559, 134289, 164131, 190503, 232837, 259677, 492393, 698511, 910181, 1477179, 2095533, 2730543, 8191629, 10011991, 30035973, 90107919]

約数ペア:

[(1, 90107919), (3, 30035973), (9, 10011991), (11, 8191629), (33, 2730543), (43, 2095533), (61, 1477179), (99, 910181), (129, 698511), (183, 492393), (347, 259677), (387, 232837), (473, 190503), (549, 164131), (671, 134289), (1041, 86559), (1419, 63501), (2013, 44763), (2623, 34353), (3123, 28853), (3817, 23607), (4257, 21167), (6039, 14921), (7869, 11451)]