1915673985

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{80779}}^1$

素因数の和:80838

約数の個数: 48

約数和(自身を含む): 3629283840

約数和(自身を除く): 1713609855

約数列:

[1, 3, 5, 9, 15, 17, 31, 45, 51, 85, 93, 153, 155, 255, 279, 465, 527, 765, 1395, 1581, 2635, 4743, 7905, 23715, 80779, 242337, 403895, 727011, 1211685, 1373243, 2504149, 3635055, 4119729, 6866215, 7512447, 12359187, 12520745, 20598645, 22537341, 37562235, 42570533, 61795935, 112686705, 127711599, 212852665, 383134797, 638557995, 1915673985]

約数ペア:

[(1, 1915673985), (3, 638557995), (5, 383134797), (9, 212852665), (15, 127711599), (17, 112686705), (31, 61795935), (45, 42570533), (51, 37562235), (85, 22537341), (93, 20598645), (153, 12520745), (155, 12359187), (255, 7512447), (279, 6866215), (465, 4119729), (527, 3635055), (765, 2504149), (1395, 1373243), (1581, 1211685), (2635, 727011), (4743, 403895), (7905, 242337), (23715, 80779)]