About the Number

131425812

131425811 ← → 131425813

2進数表記:111110101010110011000010100

漢数字表記:一億三千百四十二万五千八百十二

素因数分解:

2 2 × 3 2 × 7 1 × 19 1 × 27449 1

素因数の和:27485
約数の個数: 72
約数和(自身を含む): 399672000
約数和(自身を除く): 268246188

約数列:
[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4788, 27449, 54898, 82347, 109796, 164694, 192143, 247041, 329388, 384286, 494082, 521531, 576429, 768572, 988164, 1043062, 1152858, 1564593, 1729287, 2086124, 2305716, 3129186, 3458574, 3650717, 4693779, 6258372, 6917148, 7301434, 9387558, 10952151, 14602868, 18775116, 21904302, 32856453, 43808604, 65712906, 131425812]

約数ペア:
[(1, 131425812), (2, 65712906), (3, 43808604), (4, 32856453), (6, 21904302), (7, 18775116), (9, 14602868), (12, 10952151), (14, 9387558), (18, 7301434), (19, 6917148), (21, 6258372), (28, 4693779), (36, 3650717), (38, 3458574), (42, 3129186), (57, 2305716), (63, 2086124), (76, 1729287), (84, 1564593), (114, 1152858), (126, 1043062), (133, 988164), (171, 768572), (228, 576429), (252, 521531), (266, 494082), (342, 384286), (399, 329388), (532, 247041), (684, 192143), (798, 164694), (1197, 109796), (1596, 82347), (2394, 54898), (4788, 27449)]

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