About the Number

138855288

138855287 ← → 138855289

2進数表記:1000010001101100001101111000

漢数字表記:一億三千八百八十五万五千二百八十八

素因数分解:

2 3 × 3 1 × 11 1 × 13 1 × 40459 1

素因数の和:40492
約数の個数: 64
約数和(自身を含む): 407836800
約数和(自身を除く): 268981512

約数列:
[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 132, 143, 156, 264, 286, 312, 429, 572, 858, 1144, 1716, 3432, 40459, 80918, 121377, 161836, 242754, 323672, 445049, 485508, 525967, 890098, 971016, 1051934, 1335147, 1577901, 1780196, 2103868, 2670294, 3155802, 3560392, 4207736, 5340588, 5785637, 6311604, 10681176, 11571274, 12623208, 17356911, 23142548, 34713822, 46285096, 69427644, 138855288]

約数ペア:
[(1, 138855288), (2, 69427644), (3, 46285096), (4, 34713822), (6, 23142548), (8, 17356911), (11, 12623208), (12, 11571274), (13, 10681176), (22, 6311604), (24, 5785637), (26, 5340588), (33, 4207736), (39, 3560392), (44, 3155802), (52, 2670294), (66, 2103868), (78, 1780196), (88, 1577901), (104, 1335147), (132, 1051934), (143, 971016), (156, 890098), (264, 525967), (286, 485508), (312, 445049), (429, 323672), (572, 242754), (858, 161836), (1144, 121377), (1716, 80918), (3432, 40459)]

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