766523121

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1901}}^1$

素因数の和:2142

約数の個数: 48

約数和(自身を含む): 1287091008

約数和(自身を除く): 520567887

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 211, 273, 633, 637, 1477, 1901, 1911, 2743, 4431, 5703, 8229, 10339, 13307, 19201, 24713, 31017, 39921, 57603, 74139, 93149, 134407, 172991, 279447, 401111, 403221, 518973, 1203333, 1210937, 2807777, 3632811, 5214443, 8423331, 15643329, 19654439, 36501101, 58963317, 109503303, 255507707, 766523121]

約数ペア:

[(1, 766523121), (3, 255507707), (7, 109503303), (13, 58963317), (21, 36501101), (39, 19654439), (49, 15643329), (91, 8423331), (147, 5214443), (211, 3632811), (273, 2807777), (633, 1210937), (637, 1203333), (1477, 518973), (1901, 403221), (1911, 401111), (2743, 279447), (4431, 172991), (5703, 134407), (8229, 93149), (10339, 74139), (13307, 57603), (19201, 39921), (24713, 31017)]