817161436

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4517}}^1$

素因数の和:4619

約数の個数: 72

約数和(自身を含む): 1817103456

約数和(自身を除く): 999942020

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 71, 91, 98, 142, 182, 196, 284, 364, 497, 637, 923, 994, 1274, 1846, 1988, 2548, 3479, 3692, 4517, 6461, 6958, 9034, 12922, 13916, 18068, 25844, 31619, 45227, 58721, 63238, 90454, 117442, 126476, 180908, 221333, 234884, 320707, 411047, 442666, 641414, 822094, 885332, 1282828, 1644188, 2244949, 2877329, 4169191, 4489898, 5754658, 8338382, 8979796, 11509316, 15714643, 16676764, 29184337, 31429286, 58368674, 62858572, 116737348, 204290359, 408580718, 817161436]

約数ペア:

[(1, 817161436), (2, 408580718), (4, 204290359), (7, 116737348), (13, 62858572), (14, 58368674), (26, 31429286), (28, 29184337), (49, 16676764), (52, 15714643), (71, 11509316), (91, 8979796), (98, 8338382), (142, 5754658), (182, 4489898), (196, 4169191), (284, 2877329), (364, 2244949), (497, 1644188), (637, 1282828), (923, 885332), (994, 822094), (1274, 641414), (1846, 442666), (1988, 411047), (2548, 320707), (3479, 234884), (3692, 221333), (4517, 180908), (6461, 126476), (6958, 117442), (9034, 90454), (12922, 63238), (13916, 58721), (18068, 45227), (25844, 31619)]