3970605

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{677}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 7029504

約数和(自身を除く): 3058899

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 677, 1173, 1955, 2031, 3385, 5865, 10155, 11509, 15571, 34527, 46713, 57545, 77855, 172635, 233565, 264707, 794121, 1323535, 3970605]

約数ペア:

[(1, 3970605), (3, 1323535), (5, 794121), (15, 264707), (17, 233565), (23, 172635), (51, 77855), (69, 57545), (85, 46713), (115, 34527), (255, 15571), (345, 11509), (391, 10155), (677, 5865), (1173, 3385), (1955, 2031)]