176880015

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2207}}^1$

素因数の和:2368

約数の個数: 48

約数和(自身を含む): 332736768

約数和(自身を除く): 155856753

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 137, 195, 411, 585, 685, 1233, 1781, 2055, 2207, 5343, 6165, 6621, 8905, 11035, 16029, 19863, 26715, 28691, 33105, 80145, 86073, 99315, 143455, 258219, 302359, 430365, 907077, 1291095, 1511795, 2721231, 3930667, 4535385, 11792001, 13606155, 19653335, 35376003, 58960005, 176880015]

約数ペア:

[(1, 176880015), (3, 58960005), (5, 35376003), (9, 19653335), (13, 13606155), (15, 11792001), (39, 4535385), (45, 3930667), (65, 2721231), (117, 1511795), (137, 1291095), (195, 907077), (411, 430365), (585, 302359), (685, 258219), (1233, 143455), (1781, 99315), (2055, 86073), (2207, 80145), (5343, 33105), (6165, 28691), (6621, 26715), (8905, 19863), (11035, 16029)]