About the Number

130127985

130127984 ← → 130127986

2進数表記:111110000011001100001110001

漢数字表記:一億三千十二万七千九百八十五

素因数分解:

3 3 × 5 1 × 13 1 × 53 1 × 1399 1

素因数の和:1479
約数の個数: 64
約数和(自身を含む): 254016000
約数和(自身を除く): 123888015

約数列:
[1, 3, 5, 9, 13, 15, 27, 39, 45, 53, 65, 117, 135, 159, 195, 265, 351, 477, 585, 689, 795, 1399, 1431, 1755, 2067, 2385, 3445, 4197, 6201, 6995, 7155, 10335, 12591, 18187, 18603, 20985, 31005, 37773, 54561, 62955, 74147, 90935, 93015, 163683, 188865, 222441, 272805, 370735, 491049, 667323, 818415, 963911, 1112205, 2001969, 2455245, 2891733, 3336615, 4819555, 8675199, 10009845, 14458665, 26025597, 43375995, 130127985]

約数ペア:
[(1, 130127985), (3, 43375995), (5, 26025597), (9, 14458665), (13, 10009845), (15, 8675199), (27, 4819555), (39, 3336615), (45, 2891733), (53, 2455245), (65, 2001969), (117, 1112205), (135, 963911), (159, 818415), (195, 667323), (265, 491049), (351, 370735), (477, 272805), (585, 222441), (689, 188865), (795, 163683), (1399, 93015), (1431, 90935), (1755, 74147), (2067, 62955), (2385, 54561), (3445, 37773), (4197, 31005), (6201, 20985), (6995, 18603), (7155, 18187), (10335, 12591)]

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