989289665

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{23893}}^1$

素因数の和:23938

約数の個数: 36

約数和(自身を含む): 1495429884

約数和(自身を除く): 506140219

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 169, 245, 455, 637, 845, 1183, 3185, 5915, 8281, 23893, 41405, 119465, 167251, 310609, 836255, 1170757, 1553045, 2174263, 4037917, 5853785, 10871315, 15219841, 20189585, 28265419, 76099205, 141327095, 197857933, 989289665]

約数ペア:

[(1, 989289665), (5, 197857933), (7, 141327095), (13, 76099205), (35, 28265419), (49, 20189585), (65, 15219841), (91, 10871315), (169, 5853785), (245, 4037917), (455, 2174263), (637, 1553045), (845, 1170757), (1183, 836255), (3185, 310609), (5915, 167251), (8281, 119465), (23893, 41405)]