About the Number

3861990

3861989 ← → 3861991

2進数表記:1110101110110111100110

漢数字表記:三百八十六万千九百九十

素因数分解:

2 1 × 3 2 × 5 1 × 11 1 × 47 1 × 83 1

素因数の和:154
約数の個数: 96
約数和(自身を含む): 11321856
約数和(自身を除く): 7459866

約数列:
[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 47, 55, 66, 83, 90, 94, 99, 110, 141, 165, 166, 198, 235, 249, 282, 330, 415, 423, 470, 495, 498, 517, 705, 747, 830, 846, 913, 990, 1034, 1245, 1410, 1494, 1551, 1826, 2115, 2490, 2585, 2739, 3102, 3735, 3901, 4230, 4565, 4653, 5170, 5478, 7470, 7755, 7802, 8217, 9130, 9306, 11703, 13695, 15510, 16434, 19505, 23265, 23406, 27390, 35109, 39010, 41085, 42911, 46530, 58515, 70218, 82170, 85822, 117030, 128733, 175545, 214555, 257466, 351090, 386199, 429110, 643665, 772398, 1287330, 1930995, 3861990]

約数ペア:
[(1, 3861990), (2, 1930995), (3, 1287330), (5, 772398), (6, 643665), (9, 429110), (10, 386199), (11, 351090), (15, 257466), (18, 214555), (22, 175545), (30, 128733), (33, 117030), (45, 85822), (47, 82170), (55, 70218), (66, 58515), (83, 46530), (90, 42911), (94, 41085), (99, 39010), (110, 35109), (141, 27390), (165, 23406), (166, 23265), (198, 19505), (235, 16434), (249, 15510), (282, 13695), (330, 11703), (415, 9306), (423, 9130), (470, 8217), (495, 7802), (498, 7755), (517, 7470), (705, 5478), (747, 5170), (830, 4653), (846, 4565), (913, 4230), (990, 3901), (1034, 3735), (1245, 3102), (1410, 2739), (1494, 2585), (1551, 2490), (1826, 2115)]

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