About the Number

131113488

131113487 ← → 131113489

2進数表記:111110100001010001000010000

漢数字表記:一億三千百十一万三千四百八十八

素因数分解:

2 4 × 3 1 × 11 1 × 239 1 × 1039 1

素因数の和:1300
約数の個数: 80
約数和(自身を含む): 371404800
約数和(自身を除く): 240291312

約数列:
[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 239, 264, 478, 528, 717, 956, 1039, 1434, 1912, 2078, 2629, 2868, 3117, 3824, 4156, 5258, 5736, 6234, 7887, 8312, 10516, 11429, 11472, 12468, 15774, 16624, 21032, 22858, 24936, 31548, 34287, 42064, 45716, 49872, 63096, 68574, 91432, 126192, 137148, 182864, 248321, 274296, 496642, 548592, 744963, 993284, 1489926, 1986568, 2731531, 2979852, 3973136, 5463062, 5959704, 8194593, 10926124, 11919408, 16389186, 21852248, 32778372, 43704496, 65556744, 131113488]

約数ペア:
[(1, 131113488), (2, 65556744), (3, 43704496), (4, 32778372), (6, 21852248), (8, 16389186), (11, 11919408), (12, 10926124), (16, 8194593), (22, 5959704), (24, 5463062), (33, 3973136), (44, 2979852), (48, 2731531), (66, 1986568), (88, 1489926), (132, 993284), (176, 744963), (239, 548592), (264, 496642), (478, 274296), (528, 248321), (717, 182864), (956, 137148), (1039, 126192), (1434, 91432), (1912, 68574), (2078, 63096), (2629, 49872), (2868, 45716), (3117, 42064), (3824, 34287), (4156, 31548), (5258, 24936), (5736, 22858), (6234, 21032), (7887, 16624), (8312, 15774), (10516, 12468), (11429, 11472)]

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