About the Number

131291016

131291015 ← → 131291017

2進数表記:111110100110101011110001000

漢数字表記:一億三千百二十九万千十六

素因数分解:

2 3 × 3 1 × 241 1 × 22699 1

素因数の和:22949
約数の個数: 32
約数和(自身を含む): 329604000
約数和(自身を除く): 198312984

約数列:
[1, 2, 3, 4, 6, 8, 12, 24, 241, 482, 723, 964, 1446, 1928, 2892, 5784, 22699, 45398, 68097, 90796, 136194, 181592, 272388, 544776, 5470459, 10940918, 16411377, 21881836, 32822754, 43763672, 65645508, 131291016]

約数ペア:
[(1, 131291016), (2, 65645508), (3, 43763672), (4, 32822754), (6, 21881836), (8, 16411377), (12, 10940918), (24, 5470459), (241, 544776), (482, 272388), (723, 181592), (964, 136194), (1446, 90796), (1928, 68097), (2892, 45398), (5784, 22699)]

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