2005146549

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{659}}^1\times {\mathrm{947}}^1$

素因数の和:1639

約数の個数: 64

約数和(自身を含む): 3603916800

約数和(自身を除く): 1598770251

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 659, 947, 1071, 1977, 2841, 3213, 4613, 5931, 6629, 8523, 11203, 13839, 16099, 17793, 19887, 25569, 33609, 41517, 48297, 59661, 78421, 100827, 112693, 124551, 144891, 178983, 235263, 302481, 338079, 434673, 624073, 705789, 1014237, 1872219, 2117367, 3042711, 4368511, 5616657, 10609241, 13105533, 16849971, 31827723, 39316599, 74264687, 95483169, 117949797, 222794061, 286449507, 668382183, 2005146549]

約数ペア:

[(1, 2005146549), (3, 668382183), (7, 286449507), (9, 222794061), (17, 117949797), (21, 95483169), (27, 74264687), (51, 39316599), (63, 31827723), (119, 16849971), (153, 13105533), (189, 10609241), (357, 5616657), (459, 4368511), (659, 3042711), (947, 2117367), (1071, 1872219), (1977, 1014237), (2841, 705789), (3213, 624073), (4613, 434673), (5931, 338079), (6629, 302481), (8523, 235263), (11203, 178983), (13839, 144891), (16099, 124551), (17793, 112693), (19887, 100827), (25569, 78421), (33609, 59661), (41517, 48297)]