About the Number

121069788

121069787 ← → 121069789

2進数表記:111001101110110000011011100

漢数字表記:一億二千百六万九千七百八十八

素因数分解:

2 2 × 3 1 × 7 2 × 109 1 × 1889 1

素因数の和:2019
約数の個数: 72
約数和(自身を含む): 331808400
約数和(自身を除く): 210738612

約数列:
[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 109, 147, 196, 218, 294, 327, 436, 588, 654, 763, 1308, 1526, 1889, 2289, 3052, 3778, 4578, 5341, 5667, 7556, 9156, 10682, 11334, 13223, 16023, 21364, 22668, 26446, 32046, 39669, 52892, 64092, 79338, 92561, 158676, 185122, 205901, 277683, 370244, 411802, 555366, 617703, 823604, 1110732, 1235406, 1441307, 2470812, 2882614, 4323921, 5765228, 8647842, 10089149, 17295684, 20178298, 30267447, 40356596, 60534894, 121069788]

約数ペア:
[(1, 121069788), (2, 60534894), (3, 40356596), (4, 30267447), (6, 20178298), (7, 17295684), (12, 10089149), (14, 8647842), (21, 5765228), (28, 4323921), (42, 2882614), (49, 2470812), (84, 1441307), (98, 1235406), (109, 1110732), (147, 823604), (196, 617703), (218, 555366), (294, 411802), (327, 370244), (436, 277683), (588, 205901), (654, 185122), (763, 158676), (1308, 92561), (1526, 79338), (1889, 64092), (2289, 52892), (3052, 39669), (3778, 32046), (4578, 26446), (5341, 22668), (5667, 21364), (7556, 16023), (9156, 13223), (10682, 11334)]

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