8815005

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 16174080

約数和(自身を除く): 7359075

約数列:

[1, 3, 5, 9, 15, 31, 45, 71, 89, 93, 155, 213, 267, 279, 355, 445, 465, 639, 801, 1065, 1335, 1395, 2201, 2759, 3195, 4005, 6319, 6603, 8277, 11005, 13795, 18957, 19809, 24831, 31595, 33015, 41385, 56871, 94785, 99045, 124155, 195889, 284355, 587667, 979445, 1763001, 2938335, 8815005]

約数ペア:

[(1, 8815005), (3, 2938335), (5, 1763001), (9, 979445), (15, 587667), (31, 284355), (45, 195889), (71, 124155), (89, 99045), (93, 94785), (155, 56871), (213, 41385), (267, 33015), (279, 31595), (355, 24831), (445, 19809), (465, 18957), (639, 13795), (801, 11005), (1065, 8277), (1335, 6603), (1395, 6319), (2201, 4005), (2759, 3195)]