1285506978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{14779}}^1$

素因数の和:14919

約数の個数: 64

約数和(自身を含む): 3121536000

約数和(自身を除く): 1836029022

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 109, 114, 133, 218, 266, 327, 399, 654, 763, 798, 1526, 2071, 2289, 4142, 4578, 6213, 12426, 14497, 14779, 28994, 29558, 43491, 44337, 86982, 88674, 103453, 206906, 280801, 310359, 561602, 620718, 842403, 1610911, 1684806, 1965607, 3221822, 3931214, 4832733, 5896821, 9665466, 11276377, 11793642, 22552754, 30607309, 33829131, 61214618, 67658262, 91821927, 183643854, 214251163, 428502326, 642753489, 1285506978]

約数ペア:

[(1, 1285506978), (2, 642753489), (3, 428502326), (6, 214251163), (7, 183643854), (14, 91821927), (19, 67658262), (21, 61214618), (38, 33829131), (42, 30607309), (57, 22552754), (109, 11793642), (114, 11276377), (133, 9665466), (218, 5896821), (266, 4832733), (327, 3931214), (399, 3221822), (654, 1965607), (763, 1684806), (798, 1610911), (1526, 842403), (2071, 620718), (2289, 561602), (4142, 310359), (4578, 280801), (6213, 206906), (12426, 103453), (14497, 88674), (14779, 86982), (28994, 44337), (29558, 43491)]