65565

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:89

約数の個数: 24

約数和(自身を含む): 119808

約数和(自身を除く): 54243

約数列:

[1, 3, 5, 9, 15, 31, 45, 47, 93, 141, 155, 235, 279, 423, 465, 705, 1395, 1457, 2115, 4371, 7285, 13113, 21855, 65565]

約数ペア:

[(1, 65565), (3, 21855), (5, 13113), (9, 7285), (15, 4371), (31, 2115), (45, 1457), (47, 1395), (93, 705), (141, 465), (155, 423), (235, 279)]