525258

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 1192320

約数和(自身を除く): 667062

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 137, 142, 213, 274, 411, 426, 639, 822, 1233, 1278, 1917, 2466, 3699, 3834, 7398, 9727, 19454, 29181, 58362, 87543, 175086, 262629, 525258]

約数ペア:

[(1, 525258), (2, 262629), (3, 175086), (6, 87543), (9, 58362), (18, 29181), (27, 19454), (54, 9727), (71, 7398), (137, 3834), (142, 3699), (213, 2466), (274, 1917), (411, 1278), (426, 1233), (639, 822)]