126945

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:62

約数の個数: 48

約数和(自身を含む): 279552

約数和(自身を除く): 152607

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 31, 35, 39, 45, 63, 65, 91, 93, 105, 117, 155, 195, 217, 273, 279, 315, 403, 455, 465, 585, 651, 819, 1085, 1209, 1365, 1395, 1953, 2015, 2821, 3255, 3627, 4095, 6045, 8463, 9765, 14105, 18135, 25389, 42315, 126945]

約数ペア:

[(1, 126945), (3, 42315), (5, 25389), (7, 18135), (9, 14105), (13, 9765), (15, 8463), (21, 6045), (31, 4095), (35, 3627), (39, 3255), (45, 2821), (63, 2015), (65, 1953), (91, 1395), (93, 1365), (105, 1209), (117, 1085), (155, 819), (195, 651), (217, 585), (273, 465), (279, 455), (315, 403)]