890859348

素因数分解:

$2^2\times 3^2\times {\mathrm{173}}^1\times {\mathrm{313}}^1\times {\mathrm{457}}^1$

素因数の和:953

約数の個数: 72

約数和(自身を含む): 2277119208

約数和(自身を除く): 1386259860

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 173, 313, 346, 457, 519, 626, 692, 914, 939, 1038, 1252, 1371, 1557, 1828, 1878, 2076, 2742, 2817, 3114, 3756, 4113, 5484, 5634, 6228, 8226, 11268, 16452, 54149, 79061, 108298, 143041, 158122, 162447, 216596, 237183, 286082, 316244, 324894, 429123, 474366, 487341, 572164, 649788, 711549, 858246, 948732, 974682, 1287369, 1423098, 1716492, 1949364, 2574738, 2846196, 5149476, 24746093, 49492186, 74238279, 98984372, 148476558, 222714837, 296953116, 445429674, 890859348]

約数ペア:

[(1, 890859348), (2, 445429674), (3, 296953116), (4, 222714837), (6, 148476558), (9, 98984372), (12, 74238279), (18, 49492186), (36, 24746093), (173, 5149476), (313, 2846196), (346, 2574738), (457, 1949364), (519, 1716492), (626, 1423098), (692, 1287369), (914, 974682), (939, 948732), (1038, 858246), (1252, 711549), (1371, 649788), (1557, 572164), (1828, 487341), (1878, 474366), (2076, 429123), (2742, 324894), (2817, 316244), (3114, 286082), (3756, 237183), (4113, 216596), (5484, 162447), (5634, 158122), (6228, 143041), (8226, 108298), (11268, 79061), (16452, 54149)]