About the Number

12911310

12911309 ← → 12911311

2進数表記:110001010000001011001110

漢数字表記:千二百九十一万千三百十

素因数分解:

2 1 × 3 2 × 5 1 × 41 1 × 3499 1

素因数の和:3553
約数の個数: 48
約数和(自身を含む): 34398000
約数和(自身を除く): 21486690

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 82, 90, 123, 205, 246, 369, 410, 615, 738, 1230, 1845, 3499, 3690, 6998, 10497, 17495, 20994, 31491, 34990, 52485, 62982, 104970, 143459, 157455, 286918, 314910, 430377, 717295, 860754, 1291131, 1434590, 2151885, 2582262, 4303770, 6455655, 12911310]

約数ペア:
[(1, 12911310), (2, 6455655), (3, 4303770), (5, 2582262), (6, 2151885), (9, 1434590), (10, 1291131), (15, 860754), (18, 717295), (30, 430377), (41, 314910), (45, 286918), (82, 157455), (90, 143459), (123, 104970), (205, 62982), (246, 52485), (369, 34990), (410, 31491), (615, 20994), (738, 17495), (1230, 10497), (1845, 6998), (3499, 3690)]

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