66447213

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{263}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 104011776

約数和(自身を除く): 37564563

約数列:

[1, 3, 7, 21, 53, 159, 227, 263, 371, 681, 789, 1113, 1589, 1841, 4767, 5523, 12031, 13939, 36093, 41817, 59701, 84217, 97573, 179103, 252651, 292719, 417907, 1253721, 3164153, 9492459, 22149071, 66447213]

約数ペア:

[(1, 66447213), (3, 22149071), (7, 9492459), (21, 3164153), (53, 1253721), (159, 417907), (227, 292719), (263, 252651), (371, 179103), (681, 97573), (789, 84217), (1113, 59701), (1589, 41817), (1841, 36093), (4767, 13939), (5523, 12031)]