201621990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{2539}}^1\times {\mathrm{2647}}^1$

素因数の和:5196

約数の個数: 32

約数和(自身を含む): 484266240

約数和(自身を除く): 282644250

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 2539, 2647, 5078, 5294, 7617, 7941, 12695, 13235, 15234, 15882, 25390, 26470, 38085, 39705, 76170, 79410, 6720733, 13441466, 20162199, 33603665, 40324398, 67207330, 100810995, 201621990]

約数ペア:

[(1, 201621990), (2, 100810995), (3, 67207330), (5, 40324398), (6, 33603665), (10, 20162199), (15, 13441466), (30, 6720733), (2539, 79410), (2647, 76170), (5078, 39705), (5294, 38085), (7617, 26470), (7941, 25390), (12695, 15882), (13235, 15234)]