130990839

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 203412480

約数和(自身を除く): 72421641

約数列:

[1, 3, 7, 21, 101, 151, 303, 409, 453, 707, 1057, 1227, 2121, 2863, 3171, 8589, 15251, 41309, 45753, 61759, 106757, 123927, 185277, 289163, 320271, 432313, 867489, 1296939, 6237659, 18712977, 43663613, 130990839]

約数ペア:

[(1, 130990839), (3, 43663613), (7, 18712977), (21, 6237659), (101, 1296939), (151, 867489), (303, 432313), (409, 320271), (453, 289163), (707, 185277), (1057, 123927), (1227, 106757), (2121, 61759), (2863, 45753), (3171, 41309), (8589, 15251)]