31403943

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:245

約数の個数: 40

約数和(自身を含む): 48996288

約数和(自身を除く): 17592345

約数列:

[1, 3, 9, 27, 47, 73, 81, 113, 141, 219, 339, 423, 657, 1017, 1269, 1971, 3051, 3431, 3807, 5311, 5913, 8249, 9153, 10293, 15933, 24747, 30879, 47799, 74241, 92637, 143397, 222723, 277911, 387703, 430191, 668169, 1163109, 3489327, 10467981, 31403943]

約数ペア:

[(1, 31403943), (3, 10467981), (9, 3489327), (27, 1163109), (47, 668169), (73, 430191), (81, 387703), (113, 277911), (141, 222723), (219, 143397), (339, 92637), (423, 74241), (657, 47799), (1017, 30879), (1269, 24747), (1971, 15933), (3051, 10293), (3431, 9153), (3807, 8249), (5311, 5913)]