39993681

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 67461120

約数和(自身を除く): 27467439

約数列:

[1, 3, 7, 13, 21, 39, 59, 91, 169, 177, 191, 273, 413, 507, 573, 767, 1183, 1239, 1337, 2301, 2483, 3549, 4011, 5369, 7449, 9971, 11269, 16107, 17381, 29913, 32279, 33807, 52143, 69797, 78883, 96837, 146497, 209391, 225953, 236649, 439491, 677859, 1025479, 1904461, 3076437, 5713383, 13331227, 39993681]

約数ペア:

[(1, 39993681), (3, 13331227), (7, 5713383), (13, 3076437), (21, 1904461), (39, 1025479), (59, 677859), (91, 439491), (169, 236649), (177, 225953), (191, 209391), (273, 146497), (413, 96837), (507, 78883), (573, 69797), (767, 52143), (1183, 33807), (1239, 32279), (1337, 29913), (2301, 17381), (2483, 16107), (3549, 11269), (4011, 9971), (5369, 7449)]