205759905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{12713}}^1$

素因数の和:12817

約数の個数: 32

約数和(自身を含む): 358839936

約数和(自身を除く): 153080031

約数列:

[1, 3, 5, 13, 15, 39, 65, 83, 195, 249, 415, 1079, 1245, 3237, 5395, 12713, 16185, 38139, 63565, 165269, 190695, 495807, 826345, 1055179, 2479035, 3165537, 5275895, 13717327, 15827685, 41151981, 68586635, 205759905]

約数ペア:

[(1, 205759905), (3, 68586635), (5, 41151981), (13, 15827685), (15, 13717327), (39, 5275895), (65, 3165537), (83, 2479035), (195, 1055179), (249, 826345), (415, 495807), (1079, 190695), (1245, 165269), (3237, 63565), (5395, 38139), (12713, 16185)]