257109204

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{3967}}^1$

素因数の和:4476

約数の個数: 48

約数和(自身を含む): 655958016

約数和(自身を除く): 398848812

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 491, 982, 1473, 1964, 2946, 3967, 5401, 5892, 7934, 10802, 11901, 15868, 16203, 21604, 23802, 32406, 43637, 47604, 64812, 87274, 130911, 174548, 261822, 523644, 1947797, 3895594, 5843391, 7791188, 11686782, 21425767, 23373564, 42851534, 64277301, 85703068, 128554602, 257109204]

約数ペア:

[(1, 257109204), (2, 128554602), (3, 85703068), (4, 64277301), (6, 42851534), (11, 23373564), (12, 21425767), (22, 11686782), (33, 7791188), (44, 5843391), (66, 3895594), (132, 1947797), (491, 523644), (982, 261822), (1473, 174548), (1964, 130911), (2946, 87274), (3967, 64812), (5401, 47604), (5892, 43637), (7934, 32406), (10802, 23802), (11901, 21604), (15868, 16203)]