208310547

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{331}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 299703040

約数和(自身を除く): 91392493

約数列:

[1, 3, 19, 57, 61, 181, 183, 331, 543, 993, 1159, 3439, 3477, 6289, 10317, 11041, 18867, 20191, 33123, 59911, 60573, 179733, 209779, 383629, 629337, 1138309, 1150887, 3414927, 3654571, 10963713, 69436849, 208310547]

約数ペア:

[(1, 208310547), (3, 69436849), (19, 10963713), (57, 3654571), (61, 3414927), (181, 1150887), (183, 1138309), (331, 629337), (543, 383629), (993, 209779), (1159, 179733), (3439, 60573), (3477, 59911), (6289, 33123), (10317, 20191), (11041, 18867)]