26821485

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 48550320

約数和(自身を除く): 21728835

約数列:

[1, 3, 5, 9, 15, 37, 45, 89, 111, 181, 185, 267, 333, 445, 543, 555, 801, 905, 1335, 1629, 1665, 2715, 3293, 4005, 6697, 8145, 9879, 16109, 16465, 20091, 29637, 33485, 48327, 49395, 60273, 80545, 100455, 144981, 148185, 241635, 301365, 596033, 724905, 1788099, 2980165, 5364297, 8940495, 26821485]

約数ペア:

[(1, 26821485), (3, 8940495), (5, 5364297), (9, 2980165), (15, 1788099), (37, 724905), (45, 596033), (89, 301365), (111, 241635), (181, 148185), (185, 144981), (267, 100455), (333, 80545), (445, 60273), (543, 49395), (555, 48327), (801, 33485), (905, 29637), (1335, 20091), (1629, 16465), (1665, 16109), (2715, 9879), (3293, 8145), (4005, 6697)]