1266993

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:63

約数の個数: 54

約数和(自身を含む): 2440854

約数和(自身を除く): 1173861

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 49, 51, 63, 91, 117, 119, 147, 153, 169, 221, 273, 357, 441, 507, 637, 663, 819, 833, 1071, 1183, 1521, 1547, 1911, 1989, 2499, 2873, 3549, 4641, 5733, 7497, 8281, 8619, 10647, 10829, 13923, 20111, 24843, 25857, 32487, 60333, 74529, 97461, 140777, 180999, 422331, 1266993]

約数ペア:

[(1, 1266993), (3, 422331), (7, 180999), (9, 140777), (13, 97461), (17, 74529), (21, 60333), (39, 32487), (49, 25857), (51, 24843), (63, 20111), (91, 13923), (117, 10829), (119, 10647), (147, 8619), (153, 8281), (169, 7497), (221, 5733), (273, 4641), (357, 3549), (441, 2873), (507, 2499), (637, 1989), (663, 1911), (819, 1547), (833, 1521), (1071, 1183)]