About the Number

131971470

131971469 ← → 131971471

2進数表記:111110111011011100110001110

漢数字表記:一億三千百九十七万千四百七十

素因数分解:

2 1 × 3 1 × 5 1 × 23 1 × 193 1 × 991 1

素因数の和:1217
約数の個数: 64
約数和(自身を含む): 332550144
約数和(自身を除く): 200578674

約数列:
[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 193, 230, 345, 386, 579, 690, 965, 991, 1158, 1930, 1982, 2895, 2973, 4439, 4955, 5790, 5946, 8878, 9910, 13317, 14865, 22195, 22793, 26634, 29730, 44390, 45586, 66585, 68379, 113965, 133170, 136758, 191263, 227930, 341895, 382526, 573789, 683790, 956315, 1147578, 1912630, 2868945, 4399049, 5737890, 8798098, 13197147, 21995245, 26394294, 43990490, 65985735, 131971470]

約数ペア:
[(1, 131971470), (2, 65985735), (3, 43990490), (5, 26394294), (6, 21995245), (10, 13197147), (15, 8798098), (23, 5737890), (30, 4399049), (46, 2868945), (69, 1912630), (115, 1147578), (138, 956315), (193, 683790), (230, 573789), (345, 382526), (386, 341895), (579, 227930), (690, 191263), (965, 136758), (991, 133170), (1158, 113965), (1930, 68379), (1982, 66585), (2895, 45586), (2973, 44390), (4439, 29730), (4955, 26634), (5790, 22793), (5946, 22195), (8878, 14865), (9910, 13317)]

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