About the Number

121990022

121990021 ← → 121990023

2進数表記:111010001010110101110000110

漢数字表記:一億二千百九十九万二十二

素因数分解:

2 1 × 7 1 × 11 2 × 23 1 × 31 1 × 101 1

素因数の和:186
約数の個数: 96
約数和(自身を含む): 250048512
約数和(自身を除く): 128058490

約数列:
[1, 2, 7, 11, 14, 22, 23, 31, 46, 62, 77, 101, 121, 154, 161, 202, 217, 242, 253, 322, 341, 434, 506, 682, 707, 713, 847, 1111, 1414, 1426, 1694, 1771, 2222, 2323, 2387, 2783, 3131, 3542, 3751, 4646, 4774, 4991, 5566, 6262, 7502, 7777, 7843, 9982, 12221, 15554, 15686, 16261, 19481, 21917, 24442, 25553, 26257, 32522, 34441, 38962, 43834, 51106, 52514, 54901, 68882, 72013, 85547, 86273, 109802, 144026, 171094, 172546, 178871, 241087, 281083, 357742, 378851, 482174, 504091, 562166, 603911, 757702, 792143, 1008182, 1207822, 1584286, 1967581, 2651957, 3935162, 5303914, 5545001, 8713573, 11090002, 17427146, 60995011, 121990022]

約数ペア:
[(1, 121990022), (2, 60995011), (7, 17427146), (11, 11090002), (14, 8713573), (22, 5545001), (23, 5303914), (31, 3935162), (46, 2651957), (62, 1967581), (77, 1584286), (101, 1207822), (121, 1008182), (154, 792143), (161, 757702), (202, 603911), (217, 562166), (242, 504091), (253, 482174), (322, 378851), (341, 357742), (434, 281083), (506, 241087), (682, 178871), (707, 172546), (713, 171094), (847, 144026), (1111, 109802), (1414, 86273), (1426, 85547), (1694, 72013), (1771, 68882), (2222, 54901), (2323, 52514), (2387, 51106), (2783, 43834), (3131, 38962), (3542, 34441), (3751, 32522), (4646, 26257), (4774, 25553), (4991, 24442), (5566, 21917), (6262, 19481), (7502, 16261), (7777, 15686), (7843, 15554), (9982, 12221)]

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