42839979

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{12071}}^1$

素因数の和:12107

約数の個数: 24

約数和(自身を含む): 70693632

約数和(自身を除く): 27853653

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 12071, 36213, 84497, 156923, 253491, 470769, 1098461, 2039999, 3295383, 6119997, 14279993, 42839979]

約数ペア:

[(1, 42839979), (3, 14279993), (7, 6119997), (13, 3295383), (21, 2039999), (39, 1098461), (91, 470769), (169, 253491), (273, 156923), (507, 84497), (1183, 36213), (3549, 12071)]