210914515

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{443}}^1$

素因数の和:739

約数の個数: 32

約数和(自身を含む): 295981056

約数和(自身を除く): 85066541

約数列:

[1, 5, 7, 35, 61, 223, 305, 427, 443, 1115, 1561, 2135, 2215, 3101, 7805, 13603, 15505, 27023, 68015, 95221, 98789, 135115, 189161, 476105, 493945, 691523, 945805, 3457615, 6026129, 30130645, 42182903, 210914515]

約数ペア:

[(1, 210914515), (5, 42182903), (7, 30130645), (35, 6026129), (61, 3457615), (223, 945805), (305, 691523), (427, 493945), (443, 476105), (1115, 189161), (1561, 135115), (2135, 98789), (2215, 95221), (3101, 68015), (7805, 27023), (13603, 15505)]