28513335

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3607}}^1$

素因数の和:3663

約数の個数: 32

約数和(自身を含む): 49876992

約数和(自身を除く): 21363657

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 255, 465, 527, 1581, 2635, 3607, 7905, 10821, 18035, 54105, 61319, 111817, 183957, 306595, 335451, 559085, 919785, 1677255, 1900889, 5702667, 9504445, 28513335]

約数ペア:

[(1, 28513335), (3, 9504445), (5, 5702667), (15, 1900889), (17, 1677255), (31, 919785), (51, 559085), (85, 335451), (93, 306595), (155, 183957), (255, 111817), (465, 61319), (527, 54105), (1581, 18035), (2635, 10821), (3607, 7905)]