66730395

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 109224000

約数和(自身を除く): 42493605

約数列:

[1, 3, 5, 15, 73, 149, 219, 365, 409, 447, 745, 1095, 1227, 2045, 2235, 6135, 10877, 29857, 32631, 54385, 60941, 89571, 149285, 163155, 182823, 304705, 447855, 914115, 4448693, 13346079, 22243465, 66730395]

約数ペア:

[(1, 66730395), (3, 22243465), (5, 13346079), (15, 4448693), (73, 914115), (149, 447855), (219, 304705), (365, 182823), (409, 163155), (447, 149285), (745, 89571), (1095, 60941), (1227, 54385), (2045, 32631), (2235, 29857), (6135, 10877)]