About the Number

138789948

138789947 ← → 138789949

2進数表記:1000010001011100010000111100

漢数字表記:一億三千八百七十八万九千九百四十八

素因数分解:

2 2 × 3 1 × 11 1 × 59 1 × 71 1 × 251 1

素因数の和:399
約数の個数: 96
約数和(自身を含む): 365783040
約数和(自身を除く): 226993092

約数列:
[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 59, 66, 71, 118, 132, 142, 177, 213, 236, 251, 284, 354, 426, 502, 649, 708, 753, 781, 852, 1004, 1298, 1506, 1562, 1947, 2343, 2596, 2761, 3012, 3124, 3894, 4189, 4686, 5522, 7788, 8283, 8378, 9372, 11044, 12567, 14809, 16566, 16756, 17821, 25134, 29618, 33132, 35642, 44427, 46079, 50268, 53463, 59236, 71284, 88854, 92158, 106926, 138237, 162899, 177708, 184316, 196031, 213852, 276474, 325798, 392062, 488697, 552948, 588093, 651596, 784124, 977394, 1051439, 1176186, 1954788, 2102878, 2352372, 3154317, 4205756, 6308634, 11565829, 12617268, 23131658, 34697487, 46263316, 69394974, 138789948]

約数ペア:
[(1, 138789948), (2, 69394974), (3, 46263316), (4, 34697487), (6, 23131658), (11, 12617268), (12, 11565829), (22, 6308634), (33, 4205756), (44, 3154317), (59, 2352372), (66, 2102878), (71, 1954788), (118, 1176186), (132, 1051439), (142, 977394), (177, 784124), (213, 651596), (236, 588093), (251, 552948), (284, 488697), (354, 392062), (426, 325798), (502, 276474), (649, 213852), (708, 196031), (753, 184316), (781, 177708), (852, 162899), (1004, 138237), (1298, 106926), (1506, 92158), (1562, 88854), (1947, 71284), (2343, 59236), (2596, 53463), (2761, 50268), (3012, 46079), (3124, 44427), (3894, 35642), (4189, 33132), (4686, 29618), (5522, 25134), (7788, 17821), (8283, 16756), (8378, 16566), (9372, 14809), (11044, 12567)]

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