28686216

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{91943}}^1$

素因数の和:91965

約数の個数: 32

約数和(自身を含む): 77232960

約数和(自身を除く): 48546744

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 91943, 183886, 275829, 367772, 551658, 735544, 1103316, 1195259, 2206632, 2390518, 3585777, 4781036, 7171554, 9562072, 14343108, 28686216]

約数ペア:

[(1, 28686216), (2, 14343108), (3, 9562072), (4, 7171554), (6, 4781036), (8, 3585777), (12, 2390518), (13, 2206632), (24, 1195259), (26, 1103316), (39, 735544), (52, 551658), (78, 367772), (104, 275829), (156, 183886), (312, 91943)]