49678839

素因数分解:

$3^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2137}}^1$

素因数の和:2197

約数の個数: 40

約数和(自身を含む): 86922528

約数和(自身を除く): 37243689

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 81, 123, 189, 287, 369, 567, 861, 1107, 2137, 2583, 3321, 6411, 7749, 14959, 19233, 23247, 44877, 57699, 87617, 134631, 173097, 262851, 403893, 613319, 788553, 1211679, 1839957, 2365659, 5519871, 7096977, 16559613, 49678839]

約数ペア:

[(1, 49678839), (3, 16559613), (7, 7096977), (9, 5519871), (21, 2365659), (27, 1839957), (41, 1211679), (63, 788553), (81, 613319), (123, 403893), (189, 262851), (287, 173097), (369, 134631), (567, 87617), (861, 57699), (1107, 44877), (2137, 23247), (2583, 19233), (3321, 14959), (6411, 7749)]