About the Number

129866121

129866120 ← → 129866122

2進数表記:111101111011001100110001001

漢数字表記:一億二千九百八十六万六千百二十一

素因数分解:

3 2 × 7 2 × 11 1 × 19 1 × 1409 1

素因数の和:1459
約数の個数: 72
約数和(自身を含む): 250754400
約数和(自身を除く): 120888279

約数列:
[1, 3, 7, 9, 11, 19, 21, 33, 49, 57, 63, 77, 99, 133, 147, 171, 209, 231, 399, 441, 539, 627, 693, 931, 1197, 1409, 1463, 1617, 1881, 2793, 4227, 4389, 4851, 8379, 9863, 10241, 12681, 13167, 15499, 26771, 29589, 30723, 46497, 69041, 80313, 88767, 92169, 108493, 139491, 187397, 207123, 240939, 294481, 325479, 562191, 621369, 759451, 883443, 976437, 1311779, 1686573, 2061367, 2278353, 2650329, 3935337, 6184101, 6835059, 11806011, 14429569, 18552303, 43288707, 129866121]

約数ペア:
[(1, 129866121), (3, 43288707), (7, 18552303), (9, 14429569), (11, 11806011), (19, 6835059), (21, 6184101), (33, 3935337), (49, 2650329), (57, 2278353), (63, 2061367), (77, 1686573), (99, 1311779), (133, 976437), (147, 883443), (171, 759451), (209, 621369), (231, 562191), (399, 325479), (441, 294481), (539, 240939), (627, 207123), (693, 187397), (931, 139491), (1197, 108493), (1409, 92169), (1463, 88767), (1617, 80313), (1881, 69041), (2793, 46497), (4227, 30723), (4389, 29589), (4851, 26771), (8379, 15499), (9863, 13167), (10241, 12681)]

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