1210209

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:78

約数の個数: 48

約数和(自身を含む): 2248704

約数和(自身を除く): 1038495

約数列:

[1, 3, 7, 11, 13, 21, 31, 33, 39, 77, 91, 93, 143, 169, 217, 231, 273, 341, 403, 429, 507, 651, 1001, 1023, 1183, 1209, 1859, 2387, 2821, 3003, 3549, 4433, 5239, 5577, 7161, 8463, 13013, 13299, 15717, 31031, 36673, 39039, 57629, 93093, 110019, 172887, 403403, 1210209]

約数ペア:

[(1, 1210209), (3, 403403), (7, 172887), (11, 110019), (13, 93093), (21, 57629), (31, 39039), (33, 36673), (39, 31031), (77, 15717), (91, 13299), (93, 13013), (143, 8463), (169, 7161), (217, 5577), (231, 5239), (273, 4433), (341, 3549), (403, 3003), (429, 2821), (507, 2387), (651, 1859), (1001, 1209), (1023, 1183)]