289383605

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 449556480

約数和(自身を除く): 160172875

約数列:

[1, 5, 7, 17, 29, 31, 35, 85, 119, 145, 155, 203, 217, 493, 527, 541, 595, 899, 1015, 1085, 2465, 2635, 2705, 3451, 3689, 3787, 4495, 6293, 9197, 15283, 15689, 16771, 17255, 18445, 18935, 31465, 45985, 64379, 76415, 78445, 83855, 106981, 109823, 117397, 266713, 285107, 321895, 486359, 534905, 549115, 586985, 1333565, 1425535, 1866991, 1995749, 2431795, 3404513, 8268103, 9334955, 9978745, 17022565, 41340515, 57876721, 289383605]

約数ペア:

[(1, 289383605), (5, 57876721), (7, 41340515), (17, 17022565), (29, 9978745), (31, 9334955), (35, 8268103), (85, 3404513), (119, 2431795), (145, 1995749), (155, 1866991), (203, 1425535), (217, 1333565), (493, 586985), (527, 549115), (541, 534905), (595, 486359), (899, 321895), (1015, 285107), (1085, 266713), (2465, 117397), (2635, 109823), (2705, 106981), (3451, 83855), (3689, 78445), (3787, 76415), (4495, 64379), (6293, 45985), (9197, 31465), (15283, 18935), (15689, 18445), (16771, 17255)]