209225302

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:461

約数の個数: 64

約数和(自身を含む): 392313600

約数和(自身を除く): 183088298

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 139, 143, 209, 247, 277, 278, 286, 418, 494, 554, 1529, 1807, 2641, 2717, 3047, 3058, 3601, 3614, 5263, 5282, 5434, 6094, 7202, 10526, 19877, 29051, 34333, 38503, 39611, 39754, 57893, 58102, 68419, 68666, 77006, 79222, 115786, 136838, 377663, 423533, 500539, 731557, 752609, 755326, 847066, 1001078, 1463114, 1505218, 5505929, 8047127, 9510241, 11011858, 16094254, 19020482, 104612651, 209225302]

約数ペア:

[(1, 209225302), (2, 104612651), (11, 19020482), (13, 16094254), (19, 11011858), (22, 9510241), (26, 8047127), (38, 5505929), (139, 1505218), (143, 1463114), (209, 1001078), (247, 847066), (277, 755326), (278, 752609), (286, 731557), (418, 500539), (494, 423533), (554, 377663), (1529, 136838), (1807, 115786), (2641, 79222), (2717, 77006), (3047, 68666), (3058, 68419), (3601, 58102), (3614, 57893), (5263, 39754), (5282, 39611), (5434, 38503), (6094, 34333), (7202, 29051), (10526, 19877)]