249938559

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3877}}^1$

素因数の和:3944

約数の個数: 48

約数和(自身を含む): 423477600

約数和(自身を除く): 173539041

約数列:

[1, 3, 9, 13, 19, 29, 39, 57, 87, 117, 171, 247, 261, 377, 551, 741, 1131, 1653, 2223, 3393, 3877, 4959, 7163, 11631, 21489, 34893, 50401, 64467, 73663, 112433, 151203, 220989, 337299, 453609, 662967, 957619, 1011897, 1461629, 2136227, 2872857, 4384887, 6408681, 8618571, 13154661, 19226043, 27770951, 83312853, 249938559]

約数ペア:

[(1, 249938559), (3, 83312853), (9, 27770951), (13, 19226043), (19, 13154661), (29, 8618571), (39, 6408681), (57, 4384887), (87, 2872857), (117, 2136227), (171, 1461629), (247, 1011897), (261, 957619), (377, 662967), (551, 453609), (741, 337299), (1131, 220989), (1653, 151203), (2223, 112433), (3393, 73663), (3877, 64467), (4959, 50401), (7163, 34893), (11631, 21489)]