660858

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:83

約数の個数: 64

約数和(自身を含む): 1658880

約数和(自身を除く): 998022

約数列:

[1, 2, 3, 6, 11, 17, 19, 22, 31, 33, 34, 38, 51, 57, 62, 66, 93, 102, 114, 186, 187, 209, 323, 341, 374, 418, 527, 561, 589, 627, 646, 682, 969, 1023, 1054, 1122, 1178, 1254, 1581, 1767, 1938, 2046, 3162, 3534, 3553, 5797, 6479, 7106, 10013, 10659, 11594, 12958, 17391, 19437, 20026, 21318, 30039, 34782, 38874, 60078, 110143, 220286, 330429, 660858]

約数ペア:

[(1, 660858), (2, 330429), (3, 220286), (6, 110143), (11, 60078), (17, 38874), (19, 34782), (22, 30039), (31, 21318), (33, 20026), (34, 19437), (38, 17391), (51, 12958), (57, 11594), (62, 10659), (66, 10013), (93, 7106), (102, 6479), (114, 5797), (186, 3553), (187, 3534), (209, 3162), (323, 2046), (341, 1938), (374, 1767), (418, 1581), (527, 1254), (561, 1178), (589, 1122), (627, 1054), (646, 1023), (682, 969)]