28830465

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^2$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 53552640

約数和(自身を除く): 24722175

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 83, 93, 135, 155, 249, 279, 415, 465, 747, 837, 1245, 1395, 2241, 2573, 3735, 4185, 6889, 7719, 11205, 12865, 20667, 23157, 34445, 38595, 62001, 69471, 103335, 115785, 186003, 213559, 310005, 347355, 640677, 930015, 1067795, 1922031, 3203385, 5766093, 9610155, 28830465]

約数ペア:

[(1, 28830465), (3, 9610155), (5, 5766093), (9, 3203385), (15, 1922031), (27, 1067795), (31, 930015), (45, 640677), (83, 347355), (93, 310005), (135, 213559), (155, 186003), (249, 115785), (279, 103335), (415, 69471), (465, 62001), (747, 38595), (837, 34445), (1245, 23157), (1395, 20667), (2241, 12865), (2573, 11205), (3735, 7719), (4185, 6889)]