490739085

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{1531}}^1$

素因数の和:1978

約数の個数: 48

約数和(自身を含む): 903389760

約数和(自身を除く): 412650675

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 419, 765, 1257, 1531, 2095, 3771, 4593, 6285, 7123, 7655, 13779, 18855, 21369, 22965, 26027, 35615, 64107, 68895, 78081, 106845, 130135, 234243, 320535, 390405, 641489, 1171215, 1924467, 3207445, 5773401, 9622335, 10905313, 28867005, 32715939, 54526565, 98147817, 163579695, 490739085]

約数ペア:

[(1, 490739085), (3, 163579695), (5, 98147817), (9, 54526565), (15, 32715939), (17, 28867005), (45, 10905313), (51, 9622335), (85, 5773401), (153, 3207445), (255, 1924467), (419, 1171215), (765, 641489), (1257, 390405), (1531, 320535), (2095, 234243), (3771, 130135), (4593, 106845), (6285, 78081), (7123, 68895), (7655, 64107), (13779, 35615), (18855, 26027), (21369, 22965)]