209347435

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 306561024

約数和(自身を除く): 97213589

約数列:

[1, 5, 11, 17, 41, 43, 55, 85, 127, 187, 205, 215, 451, 473, 635, 697, 731, 935, 1397, 1763, 2159, 2255, 2365, 3485, 3655, 5207, 5461, 6985, 7667, 8041, 8815, 10795, 19393, 23749, 26035, 27305, 29971, 38335, 40205, 57277, 60071, 88519, 92837, 96965, 118745, 149855, 223901, 286385, 300355, 329681, 442595, 464185, 973709, 1021207, 1119505, 1648405, 2462911, 3806317, 4868545, 5106035, 12314555, 19031585, 41869487, 209347435]

約数ペア:

[(1, 209347435), (5, 41869487), (11, 19031585), (17, 12314555), (41, 5106035), (43, 4868545), (55, 3806317), (85, 2462911), (127, 1648405), (187, 1119505), (205, 1021207), (215, 973709), (451, 464185), (473, 442595), (635, 329681), (697, 300355), (731, 286385), (935, 223901), (1397, 149855), (1763, 118745), (2159, 96965), (2255, 92837), (2365, 88519), (3485, 60071), (3655, 57277), (5207, 40205), (5461, 38335), (6985, 29971), (7667, 27305), (8041, 26035), (8815, 23749), (10795, 19393)]