About the Number

81983268

81983267 ← → 81983269

2進数表記:100111000101111011100100100

漢数字表記:八千百九十八万三千二百六十八

素因数分解:

2 2 × 3 2 × 37 1 × 61 1 × 1009 1

素因数の和:1117
約数の個数: 72
約数和(自身を含む): 216539960
約数和(自身を除く): 134556692

約数列:
[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 61, 74, 111, 122, 148, 183, 222, 244, 333, 366, 444, 549, 666, 732, 1009, 1098, 1332, 2018, 2196, 2257, 3027, 4036, 4514, 6054, 6771, 9028, 9081, 12108, 13542, 18162, 20313, 27084, 36324, 37333, 40626, 61549, 74666, 81252, 111999, 123098, 149332, 184647, 223998, 246196, 335997, 369294, 447996, 553941, 671994, 738588, 1107882, 1343988, 2215764, 2277313, 4554626, 6831939, 9109252, 13663878, 20495817, 27327756, 40991634, 81983268]

約数ペア:
[(1, 81983268), (2, 40991634), (3, 27327756), (4, 20495817), (6, 13663878), (9, 9109252), (12, 6831939), (18, 4554626), (36, 2277313), (37, 2215764), (61, 1343988), (74, 1107882), (111, 738588), (122, 671994), (148, 553941), (183, 447996), (222, 369294), (244, 335997), (333, 246196), (366, 223998), (444, 184647), (549, 149332), (666, 123098), (732, 111999), (1009, 81252), (1098, 74666), (1332, 61549), (2018, 40626), (2196, 37333), (2257, 36324), (3027, 27084), (4036, 20313), (4514, 18162), (6054, 13542), (6771, 12108), (9028, 9081)]

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