90007515

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2903}}^1$

素因数の和:2980

約数の個数: 48

約数和(自身を含む): 171243072

約数和(自身を除く): 81235557

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 53, 65, 117, 159, 195, 265, 477, 585, 689, 795, 2067, 2385, 2903, 3445, 6201, 8709, 10335, 14515, 26127, 31005, 37739, 43545, 113217, 130635, 153859, 188695, 339651, 461577, 566085, 769295, 1384731, 1698255, 2000167, 2307885, 6000501, 6923655, 10000835, 18001503, 30002505, 90007515]

約数ペア:

[(1, 90007515), (3, 30002505), (5, 18001503), (9, 10000835), (13, 6923655), (15, 6000501), (39, 2307885), (45, 2000167), (53, 1698255), (65, 1384731), (117, 769295), (159, 566085), (195, 461577), (265, 339651), (477, 188695), (585, 153859), (689, 130635), (795, 113217), (2067, 43545), (2385, 37739), (2903, 31005), (3445, 26127), (6201, 14515), (8709, 10335)]