55516815

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2341}}^1$

素因数の和:2400

約数の個数: 48

約数和(自身を含む): 105221376

約数和(自身を除く): 49704561

約数列:

[1, 3, 5, 9, 15, 17, 31, 45, 51, 85, 93, 153, 155, 255, 279, 465, 527, 765, 1395, 1581, 2341, 2635, 4743, 7023, 7905, 11705, 21069, 23715, 35115, 39797, 72571, 105345, 119391, 198985, 217713, 358173, 362855, 596955, 653139, 1088565, 1233707, 1790865, 3265695, 3701121, 6168535, 11103363, 18505605, 55516815]

約数ペア:

[(1, 55516815), (3, 18505605), (5, 11103363), (9, 6168535), (15, 3701121), (17, 3265695), (31, 1790865), (45, 1233707), (51, 1088565), (85, 653139), (93, 596955), (153, 362855), (155, 358173), (255, 217713), (279, 198985), (465, 119391), (527, 105345), (765, 72571), (1395, 39797), (1581, 35115), (2341, 23715), (2635, 21069), (4743, 11705), (7023, 7905)]