2912805

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{1321}}^1$

素因数の和:1346

約数の個数: 36

約数和(自身を含む): 5877612

約数和(自身を除く): 2964807

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 1321, 2205, 3963, 6605, 9247, 11889, 19815, 27741, 46235, 59445, 64729, 83223, 138705, 194187, 323645, 416115, 582561, 970935, 2912805]

約数ペア:

[(1, 2912805), (3, 970935), (5, 582561), (7, 416115), (9, 323645), (15, 194187), (21, 138705), (35, 83223), (45, 64729), (49, 59445), (63, 46235), (105, 27741), (147, 19815), (245, 11889), (315, 9247), (441, 6605), (735, 3963), (1321, 2205)]