123452217

素因数分解:

$3^2\times 7^4\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:260

約数の個数: 60

約数和(自身を含む): 216293220

約数和(自身を除く): 92841003

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 197, 203, 261, 343, 441, 591, 609, 1029, 1379, 1421, 1773, 1827, 2401, 3087, 4137, 4263, 5713, 7203, 9653, 9947, 12411, 12789, 17139, 21609, 28959, 29841, 39991, 51417, 67571, 69629, 86877, 89523, 119973, 202713, 208887, 279937, 359919, 472997, 608139, 626661, 839811, 1418991, 1959559, 2519433, 4256973, 5878677, 13716913, 17636031, 41150739, 123452217]

約数ペア:

[(1, 123452217), (3, 41150739), (7, 17636031), (9, 13716913), (21, 5878677), (29, 4256973), (49, 2519433), (63, 1959559), (87, 1418991), (147, 839811), (197, 626661), (203, 608139), (261, 472997), (343, 359919), (441, 279937), (591, 208887), (609, 202713), (1029, 119973), (1379, 89523), (1421, 86877), (1773, 69629), (1827, 67571), (2401, 51417), (3087, 39991), (4137, 29841), (4263, 28959), (5713, 21609), (7203, 17139), (9653, 12789), (9947, 12411)]