About the Number

12998490

12998489 ← → 12998491

2進数表記:110001100101011101011010

漢数字表記:千二百九十九万八千四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 61 1 × 7103 1

素因数の和:7174
約数の個数: 32
約数和(自身を含む): 31712256
約数和(自身を除く): 18713766

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 7103, 14206, 21309, 35515, 42618, 71030, 106545, 213090, 433283, 866566, 1299849, 2166415, 2599698, 4332830, 6499245, 12998490]

約数ペア:
[(1, 12998490), (2, 6499245), (3, 4332830), (5, 2599698), (6, 2166415), (10, 1299849), (15, 866566), (30, 433283), (61, 213090), (122, 106545), (183, 71030), (305, 42618), (366, 35515), (610, 21309), (915, 14206), (1830, 7103)]

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