13226679

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:129

約数の個数: 48

約数和(自身を含む): 21945600

約数和(自身を除く): 8718921

約数列:

[1, 3, 9, 19, 23, 27, 57, 59, 69, 171, 177, 207, 361, 437, 513, 531, 621, 1083, 1121, 1311, 1357, 1593, 3249, 3363, 3933, 4071, 8303, 9747, 10089, 11799, 12213, 21299, 24909, 25783, 30267, 36639, 63897, 74727, 77349, 191691, 224181, 232047, 489877, 575073, 696141, 1469631, 4408893, 13226679]

約数ペア:

[(1, 13226679), (3, 4408893), (9, 1469631), (19, 696141), (23, 575073), (27, 489877), (57, 232047), (59, 224181), (69, 191691), (171, 77349), (177, 74727), (207, 63897), (361, 36639), (437, 30267), (513, 25783), (531, 24909), (621, 21299), (1083, 12213), (1121, 11799), (1311, 10089), (1357, 9747), (1593, 8303), (3249, 4071), (3363, 3933)]