251016597

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{1493}}^1$

素因数の和:1994

約数の個数: 32

約数和(自身を含む): 401587200

約数和(自身を除く): 150570603

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 479, 1437, 1493, 4311, 4479, 6227, 12933, 13437, 18681, 19409, 40311, 56043, 58227, 168129, 174681, 524043, 715147, 2145441, 6436323, 9296911, 19308969, 27890733, 83672199, 251016597]

約数ペア:

[(1, 251016597), (3, 83672199), (9, 27890733), (13, 19308969), (27, 9296911), (39, 6436323), (117, 2145441), (351, 715147), (479, 524043), (1437, 174681), (1493, 168129), (4311, 58227), (4479, 56043), (6227, 40311), (12933, 19409), (13437, 18681)]