About the Number

12890988

12890987 ← → 12890989

2進数表記:110001001011001101101100

漢数字表記:千二百八十九万九百八十八

素因数分解:

2 2 × 3 4 × 11 1 × 3617 1

素因数の和:3644
約数の個数: 60
約数和(自身を含む): 36773352
約数和(自身を除く): 23882364

約数列:
[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 132, 162, 198, 297, 324, 396, 594, 891, 1188, 1782, 3564, 3617, 7234, 10851, 14468, 21702, 32553, 39787, 43404, 65106, 79574, 97659, 119361, 130212, 159148, 195318, 238722, 292977, 358083, 390636, 477444, 585954, 716166, 1074249, 1171908, 1432332, 2148498, 3222747, 4296996, 6445494, 12890988]

約数ペア:
[(1, 12890988), (2, 6445494), (3, 4296996), (4, 3222747), (6, 2148498), (9, 1432332), (11, 1171908), (12, 1074249), (18, 716166), (22, 585954), (27, 477444), (33, 390636), (36, 358083), (44, 292977), (54, 238722), (66, 195318), (81, 159148), (99, 130212), (108, 119361), (132, 97659), (162, 79574), (198, 65106), (297, 43404), (324, 39787), (396, 32553), (594, 21702), (891, 14468), (1188, 10851), (1782, 7234), (3564, 3617)]

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