865963868

素因数分解:

$2^2\times 7^5\times {\mathrm{11}}^1\times {\mathrm{1171}}^1$

素因数の和:1221

約数の個数: 72

約数和(自身を含む): 1930368384

約数和(自身を除く): 1064404516

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 343, 539, 686, 1078, 1171, 1372, 2156, 2342, 2401, 3773, 4684, 4802, 7546, 8197, 9604, 12881, 15092, 16394, 16807, 25762, 26411, 32788, 33614, 51524, 52822, 57379, 67228, 90167, 105644, 114758, 180334, 184877, 229516, 360668, 369754, 401653, 631169, 739508, 803306, 1262338, 1606612, 2524676, 2811571, 4418183, 5623142, 8836366, 11246284, 17672732, 19680997, 30927281, 39361994, 61854562, 78723988, 123709124, 216490967, 432981934, 865963868]

約数ペア:

[(1, 865963868), (2, 432981934), (4, 216490967), (7, 123709124), (11, 78723988), (14, 61854562), (22, 39361994), (28, 30927281), (44, 19680997), (49, 17672732), (77, 11246284), (98, 8836366), (154, 5623142), (196, 4418183), (308, 2811571), (343, 2524676), (539, 1606612), (686, 1262338), (1078, 803306), (1171, 739508), (1372, 631169), (2156, 401653), (2342, 369754), (2401, 360668), (3773, 229516), (4684, 184877), (4802, 180334), (7546, 114758), (8197, 105644), (9604, 90167), (12881, 67228), (15092, 57379), (16394, 52822), (16807, 51524), (25762, 33614), (26411, 32788)]