81607722

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{619}}^1$

素因数の和:747

約数の個数: 64

約数和(自身を含む): 193797120

約数和(自身を除く): 112189398

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 73, 86, 129, 146, 219, 258, 301, 438, 511, 602, 619, 903, 1022, 1238, 1533, 1806, 1857, 3066, 3139, 3714, 4333, 6278, 8666, 9417, 12999, 18834, 21973, 25998, 26617, 43946, 45187, 53234, 65919, 79851, 90374, 131838, 135561, 159702, 186319, 271122, 316309, 372638, 558957, 632618, 948927, 1117914, 1897854, 1943041, 3886082, 5829123, 11658246, 13601287, 27202574, 40803861, 81607722]

約数ペア:

[(1, 81607722), (2, 40803861), (3, 27202574), (6, 13601287), (7, 11658246), (14, 5829123), (21, 3886082), (42, 1943041), (43, 1897854), (73, 1117914), (86, 948927), (129, 632618), (146, 558957), (219, 372638), (258, 316309), (301, 271122), (438, 186319), (511, 159702), (602, 135561), (619, 131838), (903, 90374), (1022, 79851), (1238, 65919), (1533, 53234), (1806, 45187), (1857, 43946), (3066, 26617), (3139, 25998), (3714, 21973), (4333, 18834), (6278, 12999), (8666, 9417)]