About the Number

551813988

551813987 ← → 551813989

2進数表記:100000111001000000001101100100

漢数字表記:五億五千百八十一万三千九百八十八

素因数分解:

2 2 × 3 1 × 11 1 × 71 1 × 97 1 × 607 1

素因数の和:793
約数の個数: 96
約数和(自身を含む): 1441456128
約数和(自身を除く): 889642140

約数列:
[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 97, 132, 142, 194, 213, 284, 291, 388, 426, 582, 607, 781, 852, 1067, 1164, 1214, 1562, 1821, 2134, 2343, 2428, 3124, 3201, 3642, 4268, 4686, 6402, 6677, 6887, 7284, 9372, 12804, 13354, 13774, 20031, 20661, 26708, 27548, 40062, 41322, 43097, 58879, 75757, 80124, 82644, 86194, 117758, 129291, 151514, 172388, 176637, 227271, 235516, 258582, 303028, 353274, 454542, 474067, 517164, 647669, 706548, 909084, 948134, 1295338, 1422201, 1896268, 1943007, 2590676, 2844402, 3886014, 4180409, 5688804, 7772028, 8360818, 12541227, 16721636, 25082454, 45984499, 50164908, 91968998, 137953497, 183937996, 275906994, 551813988]

約数ペア:
[(1, 551813988), (2, 275906994), (3, 183937996), (4, 137953497), (6, 91968998), (11, 50164908), (12, 45984499), (22, 25082454), (33, 16721636), (44, 12541227), (66, 8360818), (71, 7772028), (97, 5688804), (132, 4180409), (142, 3886014), (194, 2844402), (213, 2590676), (284, 1943007), (291, 1896268), (388, 1422201), (426, 1295338), (582, 948134), (607, 909084), (781, 706548), (852, 647669), (1067, 517164), (1164, 474067), (1214, 454542), (1562, 353274), (1821, 303028), (2134, 258582), (2343, 235516), (2428, 227271), (3124, 176637), (3201, 172388), (3642, 151514), (4268, 129291), (4686, 117758), (6402, 86194), (6677, 82644), (6887, 80124), (7284, 75757), (9372, 58879), (12804, 43097), (13354, 41322), (13774, 40062), (20031, 27548), (20661, 26708)]

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