About the Number

213990030

213990029 ← → 213990031

2進数表記:1100110000010011101010001110

漢数字表記:二億千三百九十九万三十

素因数分解:

2 1 × 3 2 × 5 1 × 1361 1 × 1747 1

素因数の和:3121
約数の個数: 48
約数和(自身を含む): 557101584
約数和(自身を除く): 343111554

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1361, 1747, 2722, 3494, 4083, 5241, 6805, 8166, 8735, 10482, 12249, 13610, 15723, 17470, 20415, 24498, 26205, 31446, 40830, 52410, 61245, 78615, 122490, 157230, 2377667, 4755334, 7133001, 11888335, 14266002, 21399003, 23776670, 35665005, 42798006, 71330010, 106995015, 213990030]

約数ペア:
[(1, 213990030), (2, 106995015), (3, 71330010), (5, 42798006), (6, 35665005), (9, 23776670), (10, 21399003), (15, 14266002), (18, 11888335), (30, 7133001), (45, 4755334), (90, 2377667), (1361, 157230), (1747, 122490), (2722, 78615), (3494, 61245), (4083, 52410), (5241, 40830), (6805, 31446), (8166, 26205), (8735, 24498), (10482, 20415), (12249, 17470), (13610, 15723)]

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