About the Number

123221490

123221489 ← → 123221491

2進数表記:111010110000011010111110010

漢数字表記:一億二千三百二十二万千四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 586769 1

素因数の和:586786
約数の個数: 32
約数和(自身を含む): 337979520
約数和(自身を除く): 214758030

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 586769, 1173538, 1760307, 2933845, 3520614, 4107383, 5867690, 8214766, 8801535, 12322149, 17603070, 20536915, 24644298, 41073830, 61610745, 123221490]

約数ペア:
[(1, 123221490), (2, 61610745), (3, 41073830), (5, 24644298), (6, 20536915), (7, 17603070), (10, 12322149), (14, 8801535), (15, 8214766), (21, 5867690), (30, 4107383), (35, 3520614), (42, 2933845), (70, 1760307), (105, 1173538), (210, 586769)]

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