2818305

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 5840640

約数和(自身を除く): 3022335

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 63, 69, 105, 115, 161, 207, 315, 345, 389, 483, 805, 1035, 1167, 1449, 1945, 2415, 2723, 3501, 5835, 7245, 8169, 8947, 13615, 17505, 24507, 26841, 40845, 44735, 62629, 80523, 122535, 134205, 187887, 313145, 402615, 563661, 939435, 2818305]

約数ペア:

[(1, 2818305), (3, 939435), (5, 563661), (7, 402615), (9, 313145), (15, 187887), (21, 134205), (23, 122535), (35, 80523), (45, 62629), (63, 44735), (69, 40845), (105, 26841), (115, 24507), (161, 17505), (207, 13615), (315, 8947), (345, 8169), (389, 7245), (483, 5835), (805, 3501), (1035, 2723), (1167, 2415), (1449, 1945)]