2019596985

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{915917}}^1$

素因数の和:915942

約数の個数: 36

約数和(自身を含む): 4072171428

約数和(自身を除く): 2052574443

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 915917, 2747751, 4579585, 6411419, 8243253, 13738755, 19234257, 32057095, 41216265, 44879933, 57702771, 96171285, 134639799, 224399665, 288513855, 403919397, 673198995, 2019596985]

約数ペア:

[(1, 2019596985), (3, 673198995), (5, 403919397), (7, 288513855), (9, 224399665), (15, 134639799), (21, 96171285), (35, 57702771), (45, 44879933), (49, 41216265), (63, 32057095), (105, 19234257), (147, 13738755), (245, 8243253), (315, 6411419), (441, 4579585), (735, 2747751), (2205, 915917)]