489314213

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 560431872

約数和(自身を除く): 71117659

約数列:

[1, 17, 23, 41, 131, 233, 391, 697, 943, 2227, 3013, 3961, 5359, 5371, 9553, 16031, 30523, 51221, 91103, 91307, 123533, 162401, 219719, 518891, 702029, 1251443, 2100061, 3735223, 11934493, 21274531, 28783189, 489314213]

約数ペア:

[(1, 489314213), (17, 28783189), (23, 21274531), (41, 11934493), (131, 3735223), (233, 2100061), (391, 1251443), (697, 702029), (943, 518891), (2227, 219719), (3013, 162401), (3961, 123533), (5359, 91307), (5371, 91103), (9553, 51221), (16031, 30523)]