890383806

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{74609}}^1$

素因数の和:74650

約数の個数: 64

約数和(自身を含む): 2256206400

約数和(自身を除く): 1365822594

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 117, 153, 221, 234, 306, 351, 442, 459, 663, 702, 918, 1326, 1989, 3978, 5967, 11934, 74609, 149218, 223827, 447654, 671481, 969917, 1268353, 1342962, 1939834, 2014443, 2536706, 2909751, 3805059, 4028886, 5819502, 7610118, 8729253, 11415177, 16488589, 17458506, 22830354, 26187759, 32977178, 34245531, 49465767, 52375518, 68491062, 98931534, 148397301, 296794602, 445191903, 890383806]

約数ペア:

[(1, 890383806), (2, 445191903), (3, 296794602), (6, 148397301), (9, 98931534), (13, 68491062), (17, 52375518), (18, 49465767), (26, 34245531), (27, 32977178), (34, 26187759), (39, 22830354), (51, 17458506), (54, 16488589), (78, 11415177), (102, 8729253), (117, 7610118), (153, 5819502), (221, 4028886), (234, 3805059), (306, 2909751), (351, 2536706), (442, 2014443), (459, 1939834), (663, 1342962), (702, 1268353), (918, 969917), (1326, 671481), (1989, 447654), (3978, 223827), (5967, 149218), (11934, 74609)]