1657209904

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:339

約数の個数: 120

約数和(自身を含む): 3856494240

約数和(自身を除く): 2199284336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 89, 112, 124, 173, 178, 217, 248, 346, 356, 434, 496, 623, 692, 712, 868, 961, 1211, 1246, 1384, 1424, 1736, 1922, 2422, 2492, 2759, 2768, 3472, 3844, 4844, 4984, 5363, 5518, 6727, 7688, 9688, 9968, 10726, 11036, 13454, 15376, 15397, 19313, 19376, 21452, 22072, 26908, 30794, 37541, 38626, 42904, 44144, 53816, 61588, 75082, 77252, 85529, 85808, 107632, 107779, 123176, 150164, 154504, 166253, 171058, 215558, 246352, 300328, 309008, 332506, 342116, 431116, 477307, 598703, 600656, 665012, 684232, 862232, 954614, 1163771, 1197406, 1330024, 1368464, 1724464, 1909228, 2327542, 2394812, 2660048, 3341149, 3818456, 4655084, 4789624, 6682298, 7636912, 9310168, 9579248, 13364596, 14796517, 18620336, 26729192, 29593034, 53458384, 59186068, 103575619, 118372136, 207151238, 236744272, 414302476, 828604952, 1657209904]

約数ペア:

[(1, 1657209904), (2, 828604952), (4, 414302476), (7, 236744272), (8, 207151238), (14, 118372136), (16, 103575619), (28, 59186068), (31, 53458384), (56, 29593034), (62, 26729192), (89, 18620336), (112, 14796517), (124, 13364596), (173, 9579248), (178, 9310168), (217, 7636912), (248, 6682298), (346, 4789624), (356, 4655084), (434, 3818456), (496, 3341149), (623, 2660048), (692, 2394812), (712, 2327542), (868, 1909228), (961, 1724464), (1211, 1368464), (1246, 1330024), (1384, 1197406), (1424, 1163771), (1736, 954614), (1922, 862232), (2422, 684232), (2492, 665012), (2759, 600656), (2768, 598703), (3472, 477307), (3844, 431116), (4844, 342116), (4984, 332506), (5363, 309008), (5518, 300328), (6727, 246352), (7688, 215558), (9688, 171058), (9968, 166253), (10726, 154504), (11036, 150164), (13454, 123176), (15376, 107779), (15397, 107632), (19313, 85808), (19376, 85529), (21452, 77252), (22072, 75082), (26908, 61588), (30794, 53816), (37541, 44144), (38626, 42904)]