26393679

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 44728320

約数和(自身を除く): 18334641

約数列:

[1, 3, 9, 13, 19, 31, 39, 57, 93, 117, 171, 247, 279, 383, 403, 589, 741, 1149, 1209, 1767, 2223, 3447, 3627, 4979, 5301, 7277, 7657, 11873, 14937, 21831, 22971, 35619, 44811, 65493, 68913, 94601, 106857, 154349, 225587, 283803, 463047, 676761, 851409, 1389141, 2030283, 2932631, 8797893, 26393679]

約数ペア:

[(1, 26393679), (3, 8797893), (9, 2932631), (13, 2030283), (19, 1389141), (31, 851409), (39, 676761), (57, 463047), (93, 283803), (117, 225587), (171, 154349), (247, 106857), (279, 94601), (383, 68913), (403, 65493), (589, 44811), (741, 35619), (1149, 22971), (1209, 21831), (1767, 14937), (2223, 11873), (3447, 7657), (3627, 7277), (4979, 5301)]