440258

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:122

約数の個数: 32

約数和(自身を含む): 846720

約数和(自身を除く): 406462

約数列:

[1, 2, 7, 13, 14, 26, 41, 59, 82, 91, 118, 182, 287, 413, 533, 574, 767, 826, 1066, 1534, 2419, 3731, 4838, 5369, 7462, 10738, 16933, 31447, 33866, 62894, 220129, 440258]

約数ペア:

[(1, 440258), (2, 220129), (7, 62894), (13, 33866), (14, 31447), (26, 16933), (41, 10738), (59, 7462), (82, 5369), (91, 4838), (118, 3731), (182, 2419), (287, 1534), (413, 1066), (533, 826), (574, 767)]