209213732

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1747}}^1$

素因数の和:1825

約数の個数: 72

約数和(自身を含む): 468687744

約数和(自身を除く): 259474012

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 47, 49, 52, 91, 94, 98, 182, 188, 196, 329, 364, 611, 637, 658, 1222, 1274, 1316, 1747, 2303, 2444, 2548, 3494, 4277, 4606, 6988, 8554, 9212, 12229, 17108, 22711, 24458, 29939, 45422, 48916, 59878, 82109, 85603, 90844, 119756, 158977, 164218, 171206, 317954, 328436, 342412, 574763, 635908, 1067417, 1112839, 1149526, 2134834, 2225678, 2299052, 4023341, 4269668, 4451356, 7471919, 8046682, 14943838, 16093364, 29887676, 52303433, 104606866, 209213732]

約数ペア:

[(1, 209213732), (2, 104606866), (4, 52303433), (7, 29887676), (13, 16093364), (14, 14943838), (26, 8046682), (28, 7471919), (47, 4451356), (49, 4269668), (52, 4023341), (91, 2299052), (94, 2225678), (98, 2134834), (182, 1149526), (188, 1112839), (196, 1067417), (329, 635908), (364, 574763), (611, 342412), (637, 328436), (658, 317954), (1222, 171206), (1274, 164218), (1316, 158977), (1747, 119756), (2303, 90844), (2444, 85603), (2548, 82109), (3494, 59878), (4277, 48916), (4606, 45422), (6988, 29939), (8554, 24458), (9212, 22711), (12229, 17108)]