278301933

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{8713}}^1$

素因数の和:8755

約数の個数: 48

約数和(自身を含む): 510291840

約数和(自身を除く): 231989907

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 169, 189, 273, 351, 507, 819, 1183, 1521, 2457, 3549, 4563, 8713, 10647, 26139, 31941, 60991, 78417, 113269, 182973, 235251, 339807, 548919, 792883, 1019421, 1472497, 1646757, 2378649, 3058263, 4417491, 7135947, 10307479, 13252473, 21407841, 30922437, 39757419, 92767311, 278301933]

約数ペア:

[(1, 278301933), (3, 92767311), (7, 39757419), (9, 30922437), (13, 21407841), (21, 13252473), (27, 10307479), (39, 7135947), (63, 4417491), (91, 3058263), (117, 2378649), (169, 1646757), (189, 1472497), (273, 1019421), (351, 792883), (507, 548919), (819, 339807), (1183, 235251), (1521, 182973), (2457, 113269), (3549, 78417), (4563, 60991), (8713, 31941), (10647, 26139)]