65821365

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{619}}^1$

素因数の和:786

約数の個数: 48

約数和(自身を含む): 121867200

約数和(自身を除く): 56045835

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 139, 153, 255, 417, 619, 695, 765, 1251, 1857, 2085, 2363, 3095, 5571, 6255, 7089, 9285, 10523, 11815, 21267, 27855, 31569, 35445, 52615, 86041, 94707, 106335, 157845, 258123, 430205, 473535, 774369, 1290615, 1462697, 3871845, 4388091, 7313485, 13164273, 21940455, 65821365]

約数ペア:

[(1, 65821365), (3, 21940455), (5, 13164273), (9, 7313485), (15, 4388091), (17, 3871845), (45, 1462697), (51, 1290615), (85, 774369), (139, 473535), (153, 430205), (255, 258123), (417, 157845), (619, 106335), (695, 94707), (765, 86041), (1251, 52615), (1857, 35445), (2085, 31569), (2363, 27855), (3095, 21267), (5571, 11815), (6255, 10523), (7089, 9285)]