28307043

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 44390400

約数和(自身を除く): 16083357

約数列:

[1, 3, 9, 23, 27, 69, 79, 207, 237, 577, 621, 711, 1731, 1817, 2133, 5193, 5451, 13271, 15579, 16353, 39813, 45583, 49059, 119439, 136749, 358317, 410247, 1048409, 1230741, 3145227, 9435681, 28307043]

約数ペア:

[(1, 28307043), (3, 9435681), (9, 3145227), (23, 1230741), (27, 1048409), (69, 410247), (79, 358317), (207, 136749), (237, 119439), (577, 49059), (621, 45583), (711, 39813), (1731, 16353), (1817, 15579), (2133, 13271), (5193, 5451)]