209436255

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{4079}}^1$

素因数の和:4260

約数の個数: 48

約数和(自身を含む): 417530880

約数和(自身を除く): 208094625

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 163, 315, 489, 815, 1141, 1467, 2445, 3423, 4079, 5705, 7335, 10269, 12237, 17115, 20395, 28553, 36711, 51345, 61185, 85659, 142765, 183555, 256977, 428295, 664877, 1284885, 1994631, 3324385, 4654139, 5983893, 9973155, 13962417, 23270695, 29919465, 41887251, 69812085, 209436255]

約数ペア:

[(1, 209436255), (3, 69812085), (5, 41887251), (7, 29919465), (9, 23270695), (15, 13962417), (21, 9973155), (35, 5983893), (45, 4654139), (63, 3324385), (105, 1994631), (163, 1284885), (315, 664877), (489, 428295), (815, 256977), (1141, 183555), (1467, 142765), (2445, 85659), (3423, 61185), (4079, 51345), (5705, 36711), (7335, 28553), (10269, 20395), (12237, 17115)]