66984735

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 109444608

約数和(自身を除く): 42459873

約数列:

[1, 3, 5, 15, 83, 173, 249, 311, 415, 519, 865, 933, 1245, 1555, 2595, 4665, 14359, 25813, 43077, 53803, 71795, 77439, 129065, 161409, 215385, 269015, 387195, 807045, 4465649, 13396947, 22328245, 66984735]

約数ペア:

[(1, 66984735), (3, 22328245), (5, 13396947), (15, 4465649), (83, 807045), (173, 387195), (249, 269015), (311, 215385), (415, 161409), (519, 129065), (865, 77439), (933, 71795), (1245, 53803), (1555, 43077), (2595, 25813), (4665, 14359)]