About the Number

642916812

642916811 ← → 642916813

2進数表記:100110010100100010000111001100

漢数字表記:六億四千二百九十一万六千八百十二

素因数分解:

2 2 × 3 1 × 17 1 × 31 1 × 101663 1

素因数の和:101718
約数の個数: 48
約数和(自身を含む): 1639636992
約数和(自身を除く): 996720180

約数列:
[1, 2, 3, 4, 6, 12, 17, 31, 34, 51, 62, 68, 93, 102, 124, 186, 204, 372, 527, 1054, 1581, 2108, 3162, 6324, 101663, 203326, 304989, 406652, 609978, 1219956, 1728271, 3151553, 3456542, 5184813, 6303106, 6913084, 9454659, 10369626, 12606212, 18909318, 20739252, 37818636, 53576401, 107152802, 160729203, 214305604, 321458406, 642916812]

約数ペア:
[(1, 642916812), (2, 321458406), (3, 214305604), (4, 160729203), (6, 107152802), (12, 53576401), (17, 37818636), (31, 20739252), (34, 18909318), (51, 12606212), (62, 10369626), (68, 9454659), (93, 6913084), (102, 6303106), (124, 5184813), (186, 3456542), (204, 3151553), (372, 1728271), (527, 1219956), (1054, 609978), (1581, 406652), (2108, 304989), (3162, 203326), (6324, 101663)]

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