About the Number

22981491

22981490 ← → 22981492

2進数表記:1010111101010101101110011

漢数字表記:二千二百九十八万千四百九十一

素因数分解:

3 2 × 13 1 × 89 1 × 2207 1

素因数の和:2315
約数の個数: 24
約数和(自身を含む): 36167040
約数和(自身を除く): 13185549

約数列:
[1, 3, 9, 13, 39, 89, 117, 267, 801, 1157, 2207, 3471, 6621, 10413, 19863, 28691, 86073, 196423, 258219, 589269, 1767807, 2553499, 7660497, 22981491]

約数ペア:
[(1, 22981491), (3, 7660497), (9, 2553499), (13, 1767807), (39, 589269), (89, 258219), (117, 196423), (267, 86073), (801, 28691), (1157, 19863), (2207, 10413), (3471, 6621)]

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