217175085

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12343}}^1$

素因数の和:12394

約数の個数: 48

約数和(自身を含む): 415943424

約数和(自身を除く): 198768339

約数列:

[1, 3, 5, 9, 15, 17, 23, 45, 51, 69, 85, 115, 153, 207, 255, 345, 391, 765, 1035, 1173, 1955, 3519, 5865, 12343, 17595, 37029, 61715, 111087, 185145, 209831, 283889, 555435, 629493, 851667, 1049155, 1419445, 1888479, 2555001, 3147465, 4258335, 4826113, 9442395, 12775005, 14478339, 24130565, 43435017, 72391695, 217175085]

約数ペア:

[(1, 217175085), (3, 72391695), (5, 43435017), (9, 24130565), (15, 14478339), (17, 12775005), (23, 9442395), (45, 4826113), (51, 4258335), (69, 3147465), (85, 2555001), (115, 1888479), (153, 1419445), (207, 1049155), (255, 851667), (345, 629493), (391, 555435), (765, 283889), (1035, 209831), (1173, 185145), (1955, 111087), (3519, 61715), (5865, 37029), (12343, 17595)]