858541348

素因数分解:

$2^2\times 7^3\times {\mathrm{79}}^1\times {\mathrm{89}}^2$

素因数の和:282

約数の個数: 72

約数和(自身を含む): 1794464000

約数和(自身を除く): 935922652

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 89, 98, 158, 178, 196, 316, 343, 356, 553, 623, 686, 1106, 1246, 1372, 2212, 2492, 3871, 4361, 7031, 7742, 7921, 8722, 14062, 15484, 15842, 17444, 27097, 28124, 30527, 31684, 49217, 54194, 55447, 61054, 98434, 108388, 110894, 122108, 196868, 221788, 344519, 388129, 625759, 689038, 776258, 1251518, 1378076, 1552516, 2411633, 2503036, 2716903, 4380313, 4823266, 5433806, 8760626, 9646532, 10867612, 17521252, 30662191, 61324382, 122648764, 214635337, 429270674, 858541348]

約数ペア:

[(1, 858541348), (2, 429270674), (4, 214635337), (7, 122648764), (14, 61324382), (28, 30662191), (49, 17521252), (79, 10867612), (89, 9646532), (98, 8760626), (158, 5433806), (178, 4823266), (196, 4380313), (316, 2716903), (343, 2503036), (356, 2411633), (553, 1552516), (623, 1378076), (686, 1251518), (1106, 776258), (1246, 689038), (1372, 625759), (2212, 388129), (2492, 344519), (3871, 221788), (4361, 196868), (7031, 122108), (7742, 110894), (7921, 108388), (8722, 98434), (14062, 61054), (15484, 55447), (15842, 54194), (17444, 49217), (27097, 31684), (28124, 30527)]