13259235

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 25505280

約数和(自身を除く): 12246045

約数列:

[1, 3, 5, 11, 15, 17, 29, 33, 51, 55, 85, 87, 145, 163, 165, 187, 255, 319, 435, 489, 493, 561, 815, 935, 957, 1479, 1595, 1793, 2445, 2465, 2771, 2805, 4727, 4785, 5379, 5423, 7395, 8313, 8965, 13855, 14181, 16269, 23635, 26895, 27115, 30481, 41565, 51997, 70905, 80359, 81345, 91443, 152405, 155991, 241077, 259985, 401795, 457215, 779955, 883949, 1205385, 2651847, 4419745, 13259235]

約数ペア:

[(1, 13259235), (3, 4419745), (5, 2651847), (11, 1205385), (15, 883949), (17, 779955), (29, 457215), (33, 401795), (51, 259985), (55, 241077), (85, 155991), (87, 152405), (145, 91443), (163, 81345), (165, 80359), (187, 70905), (255, 51997), (319, 41565), (435, 30481), (489, 27115), (493, 26895), (561, 23635), (815, 16269), (935, 14181), (957, 13855), (1479, 8965), (1595, 8313), (1793, 7395), (2445, 5423), (2465, 5379), (2771, 4785), (2805, 4727)]