1211332905

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{21179}}^1$

素因数の和:21262

約数の個数: 48

約数和(自身を含む): 2220341760

約数和(自身を除く): 1009008855

約数列:

[1, 3, 5, 9, 15, 31, 41, 45, 93, 123, 155, 205, 279, 369, 465, 615, 1271, 1395, 1845, 3813, 6355, 11439, 19065, 21179, 57195, 63537, 105895, 190611, 317685, 656549, 868339, 953055, 1969647, 2605017, 3282745, 4341695, 5908941, 7815051, 9848235, 13025085, 26918509, 29544705, 39075255, 80755527, 134592545, 242266581, 403777635, 1211332905]

約数ペア:

[(1, 1211332905), (3, 403777635), (5, 242266581), (9, 134592545), (15, 80755527), (31, 39075255), (41, 29544705), (45, 26918509), (93, 13025085), (123, 9848235), (155, 7815051), (205, 5908941), (279, 4341695), (369, 3282745), (465, 2605017), (615, 1969647), (1271, 953055), (1395, 868339), (1845, 656549), (3813, 317685), (6355, 190611), (11439, 105895), (19065, 63537), (21179, 57195)]