248781665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1847}}^1$

素因数の和:1973

約数の個数: 32

約数和(自身を含む): 340623360

約数和(自身を除く): 91841695

約数列:

[1, 5, 11, 31, 55, 79, 155, 341, 395, 869, 1705, 1847, 2449, 4345, 9235, 12245, 20317, 26939, 57257, 101585, 134695, 145913, 286285, 629827, 729565, 1605043, 3149135, 4523303, 8025215, 22616515, 49756333, 248781665]

約数ペア:

[(1, 248781665), (5, 49756333), (11, 22616515), (31, 8025215), (55, 4523303), (79, 3149135), (155, 1605043), (341, 729565), (395, 629827), (869, 286285), (1705, 145913), (1847, 134695), (2449, 101585), (4345, 57257), (9235, 26939), (12245, 20317)]