15070815

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 27293760

約数和(自身を除く): 12222945

約数列:

[1, 3, 5, 9, 15, 45, 53, 71, 89, 159, 213, 265, 267, 355, 445, 477, 639, 795, 801, 1065, 1335, 2385, 3195, 3763, 4005, 4717, 6319, 11289, 14151, 18815, 18957, 23585, 31595, 33867, 42453, 56445, 56871, 70755, 94785, 169335, 212265, 284355, 334907, 1004721, 1674535, 3014163, 5023605, 15070815]

約数ペア:

[(1, 15070815), (3, 5023605), (5, 3014163), (9, 1674535), (15, 1004721), (45, 334907), (53, 284355), (71, 212265), (89, 169335), (159, 94785), (213, 70755), (265, 56871), (267, 56445), (355, 42453), (445, 33867), (477, 31595), (639, 23585), (795, 18957), (801, 18815), (1065, 14151), (1335, 11289), (2385, 6319), (3195, 4717), (3763, 4005)]