About the Number

121081908

121081907 ← → 121081909

2進数表記:111001101111001000000110100

漢数字表記:一億二千百八万千九百八

素因数分解:

2 2 × 3 1 × 19 1 × 31 1 × 37 1 × 463 1

素因数の和:557
約数の個数: 96
約数和(自身を含む): 315965440
約数和(自身を除く): 194883532

約数列:
[1, 2, 3, 4, 6, 12, 19, 31, 37, 38, 57, 62, 74, 76, 93, 111, 114, 124, 148, 186, 222, 228, 372, 444, 463, 589, 703, 926, 1147, 1178, 1389, 1406, 1767, 1852, 2109, 2294, 2356, 2778, 2812, 3441, 3534, 4218, 4588, 5556, 6882, 7068, 8436, 8797, 13764, 14353, 17131, 17594, 21793, 26391, 28706, 34262, 35188, 43059, 43586, 51393, 52782, 57412, 65379, 68524, 86118, 87172, 102786, 105564, 130758, 172236, 205572, 261516, 272707, 325489, 531061, 545414, 650978, 818121, 976467, 1062122, 1090828, 1301956, 1593183, 1636242, 1952934, 2124244, 3186366, 3272484, 3905868, 6372732, 10090159, 20180318, 30270477, 40360636, 60540954, 121081908]

約数ペア:
[(1, 121081908), (2, 60540954), (3, 40360636), (4, 30270477), (6, 20180318), (12, 10090159), (19, 6372732), (31, 3905868), (37, 3272484), (38, 3186366), (57, 2124244), (62, 1952934), (74, 1636242), (76, 1593183), (93, 1301956), (111, 1090828), (114, 1062122), (124, 976467), (148, 818121), (186, 650978), (222, 545414), (228, 531061), (372, 325489), (444, 272707), (463, 261516), (589, 205572), (703, 172236), (926, 130758), (1147, 105564), (1178, 102786), (1389, 87172), (1406, 86118), (1767, 68524), (1852, 65379), (2109, 57412), (2294, 52782), (2356, 51393), (2778, 43586), (2812, 43059), (3441, 35188), (3534, 34262), (4218, 28706), (4588, 26391), (5556, 21793), (6882, 17594), (7068, 17131), (8436, 14353), (8797, 13764)]

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