About the Number

12875490

12875489 ← → 12875491

2進数表記:110001000111011011100010

漢数字表記:千二百八十七万五千四百九十

素因数分解:

2 1 × 3 3 × 5 1 × 43 1 × 1109 1

素因数の和:1168
約数の個数: 64
約数和(自身を含む): 35164800
約数和(自身を除く): 22289310

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 86, 90, 129, 135, 215, 258, 270, 387, 430, 645, 774, 1109, 1161, 1290, 1935, 2218, 2322, 3327, 3870, 5545, 5805, 6654, 9981, 11090, 11610, 16635, 19962, 29943, 33270, 47687, 49905, 59886, 95374, 99810, 143061, 149715, 238435, 286122, 299430, 429183, 476870, 715305, 858366, 1287549, 1430610, 2145915, 2575098, 4291830, 6437745, 12875490]

約数ペア:
[(1, 12875490), (2, 6437745), (3, 4291830), (5, 2575098), (6, 2145915), (9, 1430610), (10, 1287549), (15, 858366), (18, 715305), (27, 476870), (30, 429183), (43, 299430), (45, 286122), (54, 238435), (86, 149715), (90, 143061), (129, 99810), (135, 95374), (215, 59886), (258, 49905), (270, 47687), (387, 33270), (430, 29943), (645, 19962), (774, 16635), (1109, 11610), (1161, 11090), (1290, 9981), (1935, 6654), (2218, 5805), (2322, 5545), (3327, 3870)]

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