67241421

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{63857}}^1$

素因数の和:63882

約数の個数: 20

約数和(自身を含む): 108175452

約数和(自身を除く): 40934031

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 63857, 191571, 574713, 830141, 1724139, 2490423, 5172417, 7471269, 22413807, 67241421]

約数ペア:

[(1, 67241421), (3, 22413807), (9, 7471269), (13, 5172417), (27, 2490423), (39, 1724139), (81, 830141), (117, 574713), (351, 191571), (1053, 63857)]