156966821921

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{1297}}^1\times {\mathrm{189989}}^1$

素因数の和:191313

約数の個数: 24

約数和(自身を含む): 196792401960

約数和(自身を除く): 39825580039

約数列:

[1, 7, 13, 49, 91, 637, 1297, 9079, 16861, 63553, 118027, 189989, 826189, 1329923, 2469857, 9309461, 17288999, 121022993, 246415733, 1724910131, 3203404529, 12074370917, 22423831703, 156966821921]

約数ペア:

[(1, 156966821921), (7, 22423831703), (13, 12074370917), (49, 3203404529), (91, 1724910131), (637, 246415733), (1297, 121022993), (9079, 17288999), (16861, 9309461), (63553, 2469857), (118027, 1329923), (189989, 826189)]