About the Number

81219132

81219131 ← → 81219133

2進数表記:100110101110100111000111100

漢数字表記:八千百二十一万九千百三十二

素因数分解:

2 2 × 3 3 × 17 1 × 31 1 × 1427 1

素因数の和:1488
約数の個数: 96
約数和(自身を含む): 230307840
約数和(自身を除く): 149088708

約数列:
[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 31, 34, 36, 51, 54, 62, 68, 93, 102, 108, 124, 153, 186, 204, 279, 306, 372, 459, 527, 558, 612, 837, 918, 1054, 1116, 1427, 1581, 1674, 1836, 2108, 2854, 3162, 3348, 4281, 4743, 5708, 6324, 8562, 9486, 12843, 14229, 17124, 18972, 24259, 25686, 28458, 38529, 44237, 48518, 51372, 56916, 72777, 77058, 88474, 97036, 132711, 145554, 154116, 176948, 218331, 265422, 291108, 398133, 436662, 530844, 654993, 752029, 796266, 873324, 1194399, 1309986, 1504058, 1592532, 2256087, 2388798, 2619972, 3008116, 4512174, 4777596, 6768261, 9024348, 13536522, 20304783, 27073044, 40609566, 81219132]

約数ペア:
[(1, 81219132), (2, 40609566), (3, 27073044), (4, 20304783), (6, 13536522), (9, 9024348), (12, 6768261), (17, 4777596), (18, 4512174), (27, 3008116), (31, 2619972), (34, 2388798), (36, 2256087), (51, 1592532), (54, 1504058), (62, 1309986), (68, 1194399), (93, 873324), (102, 796266), (108, 752029), (124, 654993), (153, 530844), (186, 436662), (204, 398133), (279, 291108), (306, 265422), (372, 218331), (459, 176948), (527, 154116), (558, 145554), (612, 132711), (837, 97036), (918, 88474), (1054, 77058), (1116, 72777), (1427, 56916), (1581, 51372), (1674, 48518), (1836, 44237), (2108, 38529), (2854, 28458), (3162, 25686), (3348, 24259), (4281, 18972), (4743, 17124), (5708, 14229), (6324, 12843), (8562, 9486)]

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