2519145

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 4801680

約数和(自身を除く): 2282535

約数列:

[1, 3, 5, 9, 15, 17, 37, 45, 51, 85, 89, 111, 153, 185, 255, 267, 333, 445, 555, 629, 765, 801, 1335, 1513, 1665, 1887, 3145, 3293, 4005, 4539, 5661, 7565, 9435, 9879, 13617, 16465, 22695, 28305, 29637, 49395, 55981, 68085, 148185, 167943, 279905, 503829, 839715, 2519145]

約数ペア:

[(1, 2519145), (3, 839715), (5, 503829), (9, 279905), (15, 167943), (17, 148185), (37, 68085), (45, 55981), (51, 49395), (85, 29637), (89, 28305), (111, 22695), (153, 16465), (185, 13617), (255, 9879), (267, 9435), (333, 7565), (445, 5661), (555, 4539), (629, 4005), (765, 3293), (801, 3145), (1335, 1887), (1513, 1665)]