87978168

素因数分解:

$2^3\times 3^2\times {\mathrm{311}}^1\times {\mathrm{3929}}^1$

素因数の和:4252

約数の個数: 48

約数和(自身を含む): 239101200

約数和(自身を除く): 151123032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 311, 622, 933, 1244, 1866, 2488, 2799, 3732, 3929, 5598, 7464, 7858, 11196, 11787, 15716, 22392, 23574, 31432, 35361, 47148, 70722, 94296, 141444, 282888, 1221919, 2443838, 3665757, 4887676, 7331514, 9775352, 10997271, 14663028, 21994542, 29326056, 43989084, 87978168]

約数ペア:

[(1, 87978168), (2, 43989084), (3, 29326056), (4, 21994542), (6, 14663028), (8, 10997271), (9, 9775352), (12, 7331514), (18, 4887676), (24, 3665757), (36, 2443838), (72, 1221919), (311, 282888), (622, 141444), (933, 94296), (1244, 70722), (1866, 47148), (2488, 35361), (2799, 31432), (3732, 23574), (3929, 22392), (5598, 15716), (7464, 11787), (7858, 11196)]