11111919

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 19113984

約数和(自身を除く): 8002065

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 101, 169, 217, 273, 303, 403, 507, 651, 707, 1183, 1209, 1313, 2121, 2821, 3131, 3549, 3939, 5239, 8463, 9191, 9393, 15717, 17069, 21917, 27573, 36673, 40703, 51207, 65751, 110019, 119483, 122109, 284921, 358449, 529139, 854763, 1587417, 3703973, 11111919]

約数ペア:

[(1, 11111919), (3, 3703973), (7, 1587417), (13, 854763), (21, 529139), (31, 358449), (39, 284921), (91, 122109), (93, 119483), (101, 110019), (169, 65751), (217, 51207), (273, 40703), (303, 36673), (403, 27573), (507, 21917), (651, 17069), (707, 15717), (1183, 9393), (1209, 9191), (1313, 8463), (2121, 5239), (2821, 3939), (3131, 3549)]