About the Number

128218077

128218076 ← → 128218078

2進数表記:111101001000111001111011101

漢数字表記:一億二千八百二十一万八千七十七

素因数分解:

3 2 × 13 1 × 23 1 × 29 1 × 31 1 × 53 1

素因数の和:155
約数の個数: 96
約数和(自身を含む): 226437120
約数和(自身を除く): 98219043

約数列:
[1, 3, 9, 13, 23, 29, 31, 39, 53, 69, 87, 93, 117, 159, 207, 261, 279, 299, 377, 403, 477, 667, 689, 713, 897, 899, 1131, 1209, 1219, 1537, 1643, 2001, 2067, 2139, 2691, 2697, 3393, 3627, 3657, 4611, 4929, 6003, 6201, 6417, 8091, 8671, 9269, 10971, 11687, 13833, 14787, 15847, 19981, 20677, 21359, 26013, 27807, 35061, 35351, 37789, 47541, 47647, 59943, 62031, 64077, 78039, 83421, 105183, 106053, 113367, 142623, 142941, 179829, 186093, 192231, 268801, 318159, 340101, 428823, 459563, 491257, 619411, 806403, 1095881, 1378689, 1473771, 1858233, 2419209, 3287643, 4136067, 4421313, 5574699, 9862929, 14246453, 42739359, 128218077]

約数ペア:
[(1, 128218077), (3, 42739359), (9, 14246453), (13, 9862929), (23, 5574699), (29, 4421313), (31, 4136067), (39, 3287643), (53, 2419209), (69, 1858233), (87, 1473771), (93, 1378689), (117, 1095881), (159, 806403), (207, 619411), (261, 491257), (279, 459563), (299, 428823), (377, 340101), (403, 318159), (477, 268801), (667, 192231), (689, 186093), (713, 179829), (897, 142941), (899, 142623), (1131, 113367), (1209, 106053), (1219, 105183), (1537, 83421), (1643, 78039), (2001, 64077), (2067, 62031), (2139, 59943), (2691, 47647), (2697, 47541), (3393, 37789), (3627, 35351), (3657, 35061), (4611, 27807), (4929, 26013), (6003, 21359), (6201, 20677), (6417, 19981), (8091, 15847), (8671, 14787), (9269, 13833), (10971, 11687)]

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