About the Number

6851988

6851987 ← → 6851989

2進数表記:11010001000110110010100

漢数字表記:六百八十五万千九百八十八

素因数分解:

2 2 × 3 2 × 11 4 × 13 1

素因数の和:67
約数の個数: 90
約数和(自身を含む): 20517770
約数和(自身を除く): 13665782

約数列:
[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 121, 132, 143, 156, 198, 234, 242, 286, 363, 396, 429, 468, 484, 572, 726, 858, 1089, 1287, 1331, 1452, 1573, 1716, 2178, 2574, 2662, 3146, 3993, 4356, 4719, 5148, 5324, 6292, 7986, 9438, 11979, 14157, 14641, 15972, 17303, 18876, 23958, 28314, 29282, 34606, 43923, 47916, 51909, 56628, 58564, 69212, 87846, 103818, 131769, 155727, 175692, 190333, 207636, 263538, 311454, 380666, 527076, 570999, 622908, 761332, 1141998, 1712997, 2283996, 3425994, 6851988]

約数ペア:
[(1, 6851988), (2, 3425994), (3, 2283996), (4, 1712997), (6, 1141998), (9, 761332), (11, 622908), (12, 570999), (13, 527076), (18, 380666), (22, 311454), (26, 263538), (33, 207636), (36, 190333), (39, 175692), (44, 155727), (52, 131769), (66, 103818), (78, 87846), (99, 69212), (117, 58564), (121, 56628), (132, 51909), (143, 47916), (156, 43923), (198, 34606), (234, 29282), (242, 28314), (286, 23958), (363, 18876), (396, 17303), (429, 15972), (468, 14641), (484, 14157), (572, 11979), (726, 9438), (858, 7986), (1089, 6292), (1287, 5324), (1331, 5148), (1452, 4719), (1573, 4356), (1716, 3993), (2178, 3146), (2574, 2662)]

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