About the Number

12749256

12749255 ← → 12749257

2進数表記:110000101000100111001000

漢数字表記:千二百七十四万九千二百五十六

素因数分解:

2 3 × 3 2 × 13 1 × 53 1 × 257 1

素因数の和:335
約数の個数: 96
約数和(自身を含む): 38034360
約数和(自身を除く): 25285104

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 53, 72, 78, 104, 106, 117, 156, 159, 212, 234, 257, 312, 318, 424, 468, 477, 514, 636, 689, 771, 936, 954, 1028, 1272, 1378, 1542, 1908, 2056, 2067, 2313, 2756, 3084, 3341, 3816, 4134, 4626, 5512, 6168, 6201, 6682, 8268, 9252, 10023, 12402, 13364, 13621, 16536, 18504, 20046, 24804, 26728, 27242, 30069, 40092, 40863, 49608, 54484, 60138, 80184, 81726, 108968, 120276, 122589, 163452, 177073, 240552, 245178, 326904, 354146, 490356, 531219, 708292, 980712, 1062438, 1416584, 1593657, 2124876, 3187314, 4249752, 6374628, 12749256]

約数ペア:
[(1, 12749256), (2, 6374628), (3, 4249752), (4, 3187314), (6, 2124876), (8, 1593657), (9, 1416584), (12, 1062438), (13, 980712), (18, 708292), (24, 531219), (26, 490356), (36, 354146), (39, 326904), (52, 245178), (53, 240552), (72, 177073), (78, 163452), (104, 122589), (106, 120276), (117, 108968), (156, 81726), (159, 80184), (212, 60138), (234, 54484), (257, 49608), (312, 40863), (318, 40092), (424, 30069), (468, 27242), (477, 26728), (514, 24804), (636, 20046), (689, 18504), (771, 16536), (936, 13621), (954, 13364), (1028, 12402), (1272, 10023), (1378, 9252), (1542, 8268), (1908, 6682), (2056, 6201), (2067, 6168), (2313, 5512), (2756, 4626), (3084, 4134), (3341, 3816)]

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