207291315

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{25639}}^1$

素因数の和:25672

約数の個数: 48

約数和(自身を含む): 420906240

約数和(自身を除く): 213614925

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 147, 165, 231, 245, 385, 539, 735, 1155, 1617, 2695, 8085, 25639, 76917, 128195, 179473, 282029, 384585, 538419, 846087, 897365, 1256311, 1410145, 1974203, 2692095, 3768933, 4230435, 5922609, 6281555, 9871015, 13819421, 18844665, 29613045, 41458263, 69097105, 207291315]

約数ペア:

[(1, 207291315), (3, 69097105), (5, 41458263), (7, 29613045), (11, 18844665), (15, 13819421), (21, 9871015), (33, 6281555), (35, 5922609), (49, 4230435), (55, 3768933), (77, 2692095), (105, 1974203), (147, 1410145), (165, 1256311), (231, 897365), (245, 846087), (385, 538419), (539, 384585), (735, 282029), (1155, 179473), (1617, 128195), (2695, 76917), (8085, 25639)]