406458

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:220

約数の個数: 40

約数和(自身を含む): 985908

約数和(自身を除く): 579450

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 193, 234, 351, 386, 579, 702, 1053, 1158, 1737, 2106, 2509, 3474, 5018, 5211, 7527, 10422, 15054, 15633, 22581, 31266, 45162, 67743, 135486, 203229, 406458]

約数ペア:

[(1, 406458), (2, 203229), (3, 135486), (6, 67743), (9, 45162), (13, 31266), (18, 22581), (26, 15633), (27, 15054), (39, 10422), (54, 7527), (78, 5211), (81, 5018), (117, 3474), (162, 2509), (193, 2106), (234, 1737), (351, 1158), (386, 1053), (579, 702)]