7867638

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{2749}}^1$

素因数の和:2813

約数の個数: 32

約数和(自身を含む): 17820000

約数和(自身を除く): 9952362

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 106, 159, 318, 477, 954, 1431, 2749, 2862, 5498, 8247, 16494, 24741, 49482, 74223, 145697, 148446, 291394, 437091, 874182, 1311273, 2622546, 3933819, 7867638]

約数ペア:

[(1, 7867638), (2, 3933819), (3, 2622546), (6, 1311273), (9, 874182), (18, 437091), (27, 291394), (53, 148446), (54, 145697), (106, 74223), (159, 49482), (318, 24741), (477, 16494), (954, 8247), (1431, 5498), (2749, 2862)]