About the Number

12688728

12688727 ← → 12688729

2進数表記:110000011001110101011000

漢数字表記:千二百六十八万八千七百二十八

素因数分解:

2 3 × 3 1 × 13 1 × 67 1 × 607 1

素因数の和:696
約数の個数: 64
約数和(自身を含む): 34728960
約数和(自身を除く): 22040232

約数列:
[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 67, 78, 104, 134, 156, 201, 268, 312, 402, 536, 607, 804, 871, 1214, 1608, 1742, 1821, 2428, 2613, 3484, 3642, 4856, 5226, 6968, 7284, 7891, 10452, 14568, 15782, 20904, 23673, 31564, 40669, 47346, 63128, 81338, 94692, 122007, 162676, 189384, 244014, 325352, 488028, 528697, 976056, 1057394, 1586091, 2114788, 3172182, 4229576, 6344364, 12688728]

約数ペア:
[(1, 12688728), (2, 6344364), (3, 4229576), (4, 3172182), (6, 2114788), (8, 1586091), (12, 1057394), (13, 976056), (24, 528697), (26, 488028), (39, 325352), (52, 244014), (67, 189384), (78, 162676), (104, 122007), (134, 94692), (156, 81338), (201, 63128), (268, 47346), (312, 40669), (402, 31564), (536, 23673), (607, 20904), (804, 15782), (871, 14568), (1214, 10452), (1608, 7891), (1742, 7284), (1821, 6968), (2428, 5226), (2613, 4856), (3484, 3642)]

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