28500915

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{577}}^1$

素因数の和:711

約数の個数: 32

約数和(自身を含む): 47442240

約数和(自身を除く): 18941325

約数列:

[1, 3, 5, 15, 37, 89, 111, 185, 267, 445, 555, 577, 1335, 1731, 2885, 3293, 8655, 9879, 16465, 21349, 49395, 51353, 64047, 106745, 154059, 256765, 320235, 770295, 1900061, 5700183, 9500305, 28500915]

約数ペア:

[(1, 28500915), (3, 9500305), (5, 5700183), (15, 1900061), (37, 770295), (89, 320235), (111, 256765), (185, 154059), (267, 106745), (445, 64047), (555, 51353), (577, 49395), (1335, 21349), (1731, 16465), (2885, 9879), (3293, 8655)]