90937971

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1597}}^1$

素因数の和:1665

約数の個数: 40

約数和(自身を含む): 146952080

約数和(自身を除く): 56014109

約数列:

[1, 3, 9, 19, 27, 37, 57, 81, 111, 171, 333, 513, 703, 999, 1539, 1597, 2109, 2997, 4791, 6327, 14373, 18981, 30343, 43119, 56943, 59089, 91029, 129357, 177267, 273087, 531801, 819261, 1122691, 1595403, 2457783, 3368073, 4786209, 10104219, 30312657, 90937971]

約数ペア:

[(1, 90937971), (3, 30312657), (9, 10104219), (19, 4786209), (27, 3368073), (37, 2457783), (57, 1595403), (81, 1122691), (111, 819261), (171, 531801), (333, 273087), (513, 177267), (703, 129357), (999, 91029), (1539, 59089), (1597, 56943), (2109, 43119), (2997, 30343), (4791, 18981), (6327, 14373)]