27647823

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 43425792

約数和(自身を除く): 15777969

約数列:

[1, 3, 7, 21, 61, 113, 183, 191, 339, 427, 573, 791, 1281, 1337, 2373, 4011, 6893, 11651, 20679, 21583, 34953, 48251, 64749, 81557, 144753, 151081, 244671, 453243, 1316563, 3949689, 9215941, 27647823]

約数ペア:

[(1, 27647823), (3, 9215941), (7, 3949689), (21, 1316563), (61, 453243), (113, 244671), (183, 151081), (191, 144753), (339, 81557), (427, 64749), (573, 48251), (791, 34953), (1281, 21583), (1337, 20679), (2373, 11651), (4011, 6893)]