About the Number

221339731005

221339731004 ← → 221339731006

2進数表記:11001110001000111000000100010000111101

漢数字表記:二千二百十三億三千九百七十三万千五

素因数分解:

3 3 × 5 1 × 1423 1 × 1152181 1

素因数の和:1153618
約数の個数: 32
約数和(自身を含む): 393769720320
約数和(自身を除く): 172429989315

約数列:
[1, 3, 5, 9, 15, 27, 45, 135, 1423, 4269, 7115, 12807, 21345, 38421, 64035, 192105, 1152181, 3456543, 5760905, 10369629, 17282715, 31108887, 51848145, 155544435, 1639553563, 4918660689, 8197767815, 14755982067, 24593303445, 44267946201, 73779910335, 221339731005]

約数ペア:
[(1, 221339731005), (3, 73779910335), (5, 44267946201), (9, 24593303445), (15, 14755982067), (27, 8197767815), (45, 4918660689), (135, 1639553563), (1423, 155544435), (4269, 51848145), (7115, 31108887), (12807, 17282715), (21345, 10369629), (38421, 5760905), (64035, 3456543), (192105, 1152181)]

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