About the Number

129071490

129071489 ← → 129071491

2進数表記:111101100010111100110000010

漢数字表記:一億二千九百七万千四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 1181 1 × 3643 1

素因数の和:4834
約数の個数: 32
約数和(自身を含む): 310118976
約数和(自身を除く): 181047486

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 1181, 2362, 3543, 3643, 5905, 7086, 7286, 10929, 11810, 17715, 18215, 21858, 35430, 36430, 54645, 109290, 4302383, 8604766, 12907149, 21511915, 25814298, 43023830, 64535745, 129071490]

約数ペア:
[(1, 129071490), (2, 64535745), (3, 43023830), (5, 25814298), (6, 21511915), (10, 12907149), (15, 8604766), (30, 4302383), (1181, 109290), (2362, 54645), (3543, 36430), (3643, 35430), (5905, 21858), (7086, 18215), (7286, 17715), (10929, 11810)]

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