81749595

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{463}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 133632000

約数和(自身を除く): 51882405

約数列:

[1, 3, 5, 15, 79, 149, 237, 395, 447, 463, 745, 1185, 1389, 2235, 2315, 6945, 11771, 35313, 36577, 58855, 68987, 109731, 176565, 182885, 206961, 344935, 548655, 1034805, 5449973, 16349919, 27249865, 81749595]

約数ペア:

[(1, 81749595), (3, 27249865), (5, 16349919), (15, 5449973), (79, 1034805), (149, 548655), (237, 344935), (395, 206961), (447, 182885), (463, 176565), (745, 109731), (1185, 68987), (1389, 58855), (2235, 36577), (2315, 35313), (6945, 11771)]