55381417

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{383}}^1$

素因数の和:637

約数の個数: 24

約数和(自身を含む): 69866496

約数和(自身を除く): 14485079

約数列:

[1, 7, 13, 49, 91, 227, 383, 637, 1589, 2681, 2951, 4979, 11123, 18767, 20657, 34853, 86941, 144599, 243971, 608587, 1130233, 4260109, 7911631, 55381417]

約数ペア:

[(1, 55381417), (7, 7911631), (13, 4260109), (49, 1130233), (91, 608587), (227, 243971), (383, 144599), (637, 86941), (1589, 34853), (2681, 20657), (2951, 18767), (4979, 11123)]