131045408

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{315013}}^1$

素因数の和:315036

約数の個数: 24

約数和(自身を含む): 277842348

約数和(自身を除く): 146796940

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 315013, 630026, 1260052, 2520104, 4095169, 5040208, 8190338, 10080416, 16380676, 32761352, 65522704, 131045408]

約数ペア:

[(1, 131045408), (2, 65522704), (4, 32761352), (8, 16380676), (13, 10080416), (16, 8190338), (26, 5040208), (32, 4095169), (52, 2520104), (104, 1260052), (208, 630026), (416, 315013)]