681597816

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{1871}}^1$

素因数の和:2276

約数の個数: 64

約数和(自身を含む): 1749496320

約数和(自身を除く): 1067898504

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 353, 516, 706, 1032, 1059, 1412, 1871, 2118, 2824, 3742, 4236, 5613, 7484, 8472, 11226, 14968, 15179, 22452, 30358, 44904, 45537, 60716, 80453, 91074, 121432, 160906, 182148, 241359, 321812, 364296, 482718, 643624, 660463, 965436, 1320926, 1930872, 1981389, 2641852, 3962778, 5283704, 7925556, 15851112, 28399909, 56799818, 85199727, 113599636, 170399454, 227199272, 340798908, 681597816]

約数ペア:

[(1, 681597816), (2, 340798908), (3, 227199272), (4, 170399454), (6, 113599636), (8, 85199727), (12, 56799818), (24, 28399909), (43, 15851112), (86, 7925556), (129, 5283704), (172, 3962778), (258, 2641852), (344, 1981389), (353, 1930872), (516, 1320926), (706, 965436), (1032, 660463), (1059, 643624), (1412, 482718), (1871, 364296), (2118, 321812), (2824, 241359), (3742, 182148), (4236, 160906), (5613, 121432), (7484, 91074), (8472, 80453), (11226, 60716), (14968, 45537), (15179, 44904), (22452, 30358)]