49999015

素因数分解:

$5^1\times {\mathrm{11}}^4\times {\mathrm{683}}^1$

素因数の和:732

約数の個数: 20

約数和(自身を含む): 66094920

約数和(自身を除く): 16095905

約数列:

[1, 5, 11, 55, 121, 605, 683, 1331, 3415, 6655, 7513, 14641, 37565, 73205, 82643, 413215, 909073, 4545365, 9999803, 49999015]

約数ペア:

[(1, 49999015), (5, 9999803), (11, 4545365), (55, 909073), (121, 413215), (605, 82643), (683, 73205), (1331, 37565), (3415, 14641), (6655, 7513)]