28026501

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 41112960

約数和(自身を除く): 13086459

約数列:

[1, 3, 19, 37, 57, 97, 111, 137, 291, 411, 703, 1843, 2109, 2603, 3589, 5069, 5529, 7809, 10767, 13289, 15207, 39867, 68191, 96311, 204573, 252491, 288933, 491693, 757473, 1475079, 9342167, 28026501]

約数ペア:

[(1, 28026501), (3, 9342167), (19, 1475079), (37, 757473), (57, 491693), (97, 288933), (111, 252491), (137, 204573), (291, 96311), (411, 68191), (703, 39867), (1843, 15207), (2109, 13289), (2603, 10767), (3589, 7809), (5069, 5529)]