40013967

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 63258624

約数和(自身を除く): 23244657

約数列:

[1, 3, 7, 21, 47, 71, 141, 213, 329, 497, 571, 987, 1491, 1713, 3337, 3997, 10011, 11991, 23359, 26837, 40541, 70077, 80511, 121623, 187859, 283787, 563577, 851361, 1905427, 5716281, 13337989, 40013967]

約数ペア:

[(1, 40013967), (3, 13337989), (7, 5716281), (21, 1905427), (47, 851361), (71, 563577), (141, 283787), (213, 187859), (329, 121623), (497, 80511), (571, 70077), (987, 40541), (1491, 26837), (1713, 23359), (3337, 11991), (3997, 10011)]