251141868

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{148429}}^1$

素因数の和:148486

約数の個数: 36

約数和(自身を含む): 648342240

約数和(自身を除く): 397200372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 148429, 296858, 445287, 593716, 890574, 1335861, 1781148, 2671722, 5343444, 6976163, 13952326, 20928489, 27904652, 41856978, 62785467, 83713956, 125570934, 251141868]

約数ペア:

[(1, 251141868), (2, 125570934), (3, 83713956), (4, 62785467), (6, 41856978), (9, 27904652), (12, 20928489), (18, 13952326), (36, 6976163), (47, 5343444), (94, 2671722), (141, 1781148), (188, 1335861), (282, 890574), (423, 593716), (564, 445287), (846, 296858), (1692, 148429)]