About the Number

121982406

121982405 ← → 121982407

2進数表記:111010001010100110111000110

漢数字表記:一億二千百九十八万二千四百六

素因数分解:

2 1 × 3 1 × 7 1 × 13 1 × 157 1 × 1423 1

素因数の和:1605
約数の個数: 64
約数和(自身を含む): 302389248
約数和(自身を除く): 180406842

約数列:
[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 157, 182, 273, 314, 471, 546, 942, 1099, 1423, 2041, 2198, 2846, 3297, 4082, 4269, 6123, 6594, 8538, 9961, 12246, 14287, 18499, 19922, 28574, 29883, 36998, 42861, 55497, 59766, 85722, 110994, 129493, 223411, 258986, 388479, 446822, 670233, 776958, 1340466, 1563877, 2904343, 3127754, 4691631, 5808686, 8713029, 9383262, 17426058, 20330401, 40660802, 60991203, 121982406]

約数ペア:
[(1, 121982406), (2, 60991203), (3, 40660802), (6, 20330401), (7, 17426058), (13, 9383262), (14, 8713029), (21, 5808686), (26, 4691631), (39, 3127754), (42, 2904343), (78, 1563877), (91, 1340466), (157, 776958), (182, 670233), (273, 446822), (314, 388479), (471, 258986), (546, 223411), (942, 129493), (1099, 110994), (1423, 85722), (2041, 59766), (2198, 55497), (2846, 42861), (3297, 36998), (4082, 29883), (4269, 28574), (6123, 19922), (6594, 18499), (8538, 14287), (9961, 12246)]

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