About the Number

201978984

201978983 ← → 201978985

2進数表記:1100000010011111010001101000

漢数字表記:二億百九十七万八千九百八十四

素因数分解:

2 3 × 3 1 × 79 1 × 307 1 × 347 1

素因数の和:742
約数の個数: 64
約数和(自身を含む): 514483200
約数和(自身を除く): 312504216

約数列:
[1, 2, 3, 4, 6, 8, 12, 24, 79, 158, 237, 307, 316, 347, 474, 614, 632, 694, 921, 948, 1041, 1228, 1388, 1842, 1896, 2082, 2456, 2776, 3684, 4164, 7368, 8328, 24253, 27413, 48506, 54826, 72759, 82239, 97012, 106529, 109652, 145518, 164478, 194024, 213058, 219304, 291036, 319587, 328956, 426116, 582072, 639174, 657912, 852232, 1278348, 2556696, 8415791, 16831582, 25247373, 33663164, 50494746, 67326328, 100989492, 201978984]

約数ペア:
[(1, 201978984), (2, 100989492), (3, 67326328), (4, 50494746), (6, 33663164), (8, 25247373), (12, 16831582), (24, 8415791), (79, 2556696), (158, 1278348), (237, 852232), (307, 657912), (316, 639174), (347, 582072), (474, 426116), (614, 328956), (632, 319587), (694, 291036), (921, 219304), (948, 213058), (1041, 194024), (1228, 164478), (1388, 145518), (1842, 109652), (1896, 106529), (2082, 97012), (2456, 82239), (2776, 72759), (3684, 54826), (4164, 48506), (7368, 27413), (8328, 24253)]

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