289968016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{6607}}^1$

素因数の和:6839

約数の個数: 40

約数和(自身を含む): 607988864

約数和(自身を除く): 318020848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 211, 422, 844, 1688, 2743, 3376, 5486, 6607, 10972, 13214, 21944, 26428, 43888, 52856, 85891, 105712, 171782, 343564, 687128, 1374256, 1394077, 2788154, 5576308, 11152616, 18123001, 22305232, 36246002, 72492004, 144984008, 289968016]

約数ペア:

[(1, 289968016), (2, 144984008), (4, 72492004), (8, 36246002), (13, 22305232), (16, 18123001), (26, 11152616), (52, 5576308), (104, 2788154), (208, 1394077), (211, 1374256), (422, 687128), (844, 343564), (1688, 171782), (2743, 105712), (3376, 85891), (5486, 52856), (6607, 43888), (10972, 26428), (13214, 21944)]