388705304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{14543}}^1$

素因数の和:14819

約数の個数: 32

約数和(自身を含む): 787993920

約数和(自身を除く): 399288616

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 257, 514, 1028, 2056, 3341, 6682, 13364, 14543, 26728, 29086, 58172, 116344, 189059, 378118, 756236, 1512472, 3737551, 7475102, 14950204, 29900408, 48588163, 97176326, 194352652, 388705304]

約数ペア:

[(1, 388705304), (2, 194352652), (4, 97176326), (8, 48588163), (13, 29900408), (26, 14950204), (52, 7475102), (104, 3737551), (257, 1512472), (514, 756236), (1028, 378118), (2056, 189059), (3341, 116344), (6682, 58172), (13364, 29086), (14543, 26728)]