About the Number

31157294

31157293 ← → 31157295

2進数表記:1110110110110110000101110

漢数字表記:三千百十五万七千二百九十四

素因数分解:

2 1 × 7 1 × 17 1 × 31 1 × 41 1 × 103 1

素因数の和:201
約数の個数: 64
約数和(自身を含む): 60383232
約数和(自身を除く): 29225938

約数列:
[1, 2, 7, 14, 17, 31, 34, 41, 62, 82, 103, 119, 206, 217, 238, 287, 434, 527, 574, 697, 721, 1054, 1271, 1394, 1442, 1751, 2542, 3193, 3502, 3689, 4223, 4879, 6386, 7378, 8446, 8897, 9758, 12257, 17794, 21607, 22351, 24514, 29561, 43214, 44702, 54281, 59122, 71791, 108562, 130913, 143582, 151249, 261826, 302498, 379967, 502537, 759934, 916391, 1005074, 1832782, 2225521, 4451042, 15578647, 31157294]

約数ペア:
[(1, 31157294), (2, 15578647), (7, 4451042), (14, 2225521), (17, 1832782), (31, 1005074), (34, 916391), (41, 759934), (62, 502537), (82, 379967), (103, 302498), (119, 261826), (206, 151249), (217, 143582), (238, 130913), (287, 108562), (434, 71791), (527, 59122), (574, 54281), (697, 44702), (721, 43214), (1054, 29561), (1271, 24514), (1394, 22351), (1442, 21607), (1751, 17794), (2542, 12257), (3193, 9758), (3502, 8897), (3689, 8446), (4223, 7378), (4879, 6386)]

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