163691801

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{821}}^1$

素因数の和:1161

約数の個数: 24

約数和(自身を含む): 205970184

約数和(自身を除く): 42278383

約数列:

[1, 7, 13, 49, 91, 313, 637, 821, 2191, 4069, 5747, 10673, 15337, 28483, 40229, 74711, 199381, 256973, 522977, 1798811, 3340649, 12591677, 23384543, 163691801]

約数ペア:

[(1, 163691801), (7, 23384543), (13, 12591677), (49, 3340649), (91, 1798811), (313, 522977), (637, 256973), (821, 199381), (2191, 74711), (4069, 40229), (5747, 28483), (10673, 15337)]