15678720145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{317}}^1\times {\mathrm{3343}}^1$

素因数の和:3945

約数の個数: 32

約数和(自身を含む): 20672340480

約数和(自身を除く): 4993620335

約数列:

[1, 5, 11, 55, 269, 317, 1345, 1585, 2959, 3343, 3487, 14795, 16715, 17435, 36773, 85273, 183865, 426365, 899267, 938003, 1059731, 4496335, 4690015, 5298655, 9891937, 11657041, 49459685, 58285205, 285067639, 1425338195, 3135744029, 15678720145]

約数ペア:

[(1, 15678720145), (5, 3135744029), (11, 1425338195), (55, 285067639), (269, 58285205), (317, 49459685), (1345, 11657041), (1585, 9891937), (2959, 5298655), (3343, 4690015), (3487, 4496335), (14795, 1059731), (16715, 938003), (17435, 899267), (36773, 426365), (85273, 183865)]