27966474

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:435

約数の個数: 48

約数和(自身を含む): 62449920

約数和(自身を除く): 34483446

約数列:

[1, 2, 3, 6, 9, 18, 71, 79, 142, 158, 213, 237, 277, 426, 474, 554, 639, 711, 831, 1278, 1422, 1662, 2493, 4986, 5609, 11218, 16827, 19667, 21883, 33654, 39334, 43766, 50481, 59001, 65649, 100962, 118002, 131298, 177003, 196947, 354006, 393894, 1553693, 3107386, 4661079, 9322158, 13983237, 27966474]

約数ペア:

[(1, 27966474), (2, 13983237), (3, 9322158), (6, 4661079), (9, 3107386), (18, 1553693), (71, 393894), (79, 354006), (142, 196947), (158, 177003), (213, 131298), (237, 118002), (277, 100962), (426, 65649), (474, 59001), (554, 50481), (639, 43766), (711, 39334), (831, 33654), (1278, 21883), (1422, 19667), (1662, 16827), (2493, 11218), (4986, 5609)]