208027515

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{6301}}^1$

素因数の和:6411

約数の個数: 32

約数和(自身を含む): 348475392

約数和(自身を除く): 140447877

約数列:

[1, 3, 5, 15, 31, 71, 93, 155, 213, 355, 465, 1065, 2201, 6301, 6603, 11005, 18903, 31505, 33015, 94515, 195331, 447371, 585993, 976655, 1342113, 2236855, 2929965, 6710565, 13868501, 41605503, 69342505, 208027515]

約数ペア:

[(1, 208027515), (3, 69342505), (5, 41605503), (15, 13868501), (31, 6710565), (71, 2929965), (93, 2236855), (155, 1342113), (213, 976655), (355, 585993), (465, 447371), (1065, 195331), (2201, 94515), (6301, 33015), (6603, 31505), (11005, 18903)]