80318679

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{523}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 125558784

約数和(自身を除く): 45240105

約数列:

[1, 3, 7, 21, 71, 103, 213, 309, 497, 523, 721, 1491, 1569, 2163, 3661, 7313, 10983, 21939, 37133, 51191, 53869, 111399, 153573, 161607, 259931, 377083, 779793, 1131249, 3824699, 11474097, 26772893, 80318679]

約数ペア:

[(1, 80318679), (3, 26772893), (7, 11474097), (21, 3824699), (71, 1131249), (103, 779793), (213, 377083), (309, 259931), (497, 161607), (523, 153573), (721, 111399), (1491, 53869), (1569, 51191), (2163, 37133), (3661, 21939), (7313, 10983)]