40864902

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 91736064

約数和(自身を除く): 50871162

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 71, 78, 94, 141, 142, 157, 213, 282, 314, 426, 471, 611, 923, 942, 1222, 1833, 1846, 2041, 2769, 3337, 3666, 4082, 5538, 6123, 6674, 7379, 10011, 11147, 12246, 14758, 20022, 22137, 22294, 33441, 43381, 44274, 66882, 86762, 95927, 130143, 144911, 191854, 260286, 287781, 289822, 434733, 523909, 575562, 869466, 1047818, 1571727, 3143454, 6810817, 13621634, 20432451, 40864902]

約数ペア:

[(1, 40864902), (2, 20432451), (3, 13621634), (6, 6810817), (13, 3143454), (26, 1571727), (39, 1047818), (47, 869466), (71, 575562), (78, 523909), (94, 434733), (141, 289822), (142, 287781), (157, 260286), (213, 191854), (282, 144911), (314, 130143), (426, 95927), (471, 86762), (611, 66882), (923, 44274), (942, 43381), (1222, 33441), (1833, 22294), (1846, 22137), (2041, 20022), (2769, 14758), (3337, 12246), (3666, 11147), (4082, 10011), (5538, 7379), (6123, 6674)]