200407509

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 315984240

約数和(自身を除く): 115576731

約数列:

[1, 3, 9, 17, 51, 61, 109, 153, 183, 197, 327, 549, 591, 981, 1037, 1773, 1853, 3111, 3349, 5559, 6649, 9333, 10047, 12017, 16677, 19947, 21473, 30141, 36051, 59841, 64419, 108153, 113033, 193257, 204289, 339099, 365041, 612867, 1017297, 1095123, 1309853, 1838601, 3285369, 3929559, 11788677, 22267501, 66802503, 200407509]

約数ペア:

[(1, 200407509), (3, 66802503), (9, 22267501), (17, 11788677), (51, 3929559), (61, 3285369), (109, 1838601), (153, 1309853), (183, 1095123), (197, 1017297), (327, 612867), (549, 365041), (591, 339099), (981, 204289), (1037, 193257), (1773, 113033), (1853, 108153), (3111, 64419), (3349, 59841), (5559, 36051), (6649, 30141), (9333, 21473), (10047, 19947), (12017, 16677)]