220772805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{18329}}^1$

素因数の和:18421

約数の個数: 32

約数和(自身を含む): 390648960

約数和(自身を除く): 169876155

約数列:

[1, 3, 5, 11, 15, 33, 55, 73, 165, 219, 365, 803, 1095, 2409, 4015, 12045, 18329, 54987, 91645, 201619, 274935, 604857, 1008095, 1338017, 3024285, 4014051, 6690085, 14718187, 20070255, 44154561, 73590935, 220772805]

約数ペア:

[(1, 220772805), (3, 73590935), (5, 44154561), (11, 20070255), (15, 14718187), (33, 6690085), (55, 4014051), (73, 3024285), (165, 1338017), (219, 1008095), (365, 604857), (803, 274935), (1095, 201619), (2409, 91645), (4015, 54987), (12045, 18329)]