297680530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{16547}}^1$

素因数の和:16818

約数の個数: 32

約数和(自身を含む): 614791296

約数和(自身を除く): 317110766

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 257, 514, 1285, 1799, 2570, 3598, 8995, 16547, 17990, 33094, 82735, 115829, 165470, 231658, 579145, 1158290, 4252579, 8505158, 21262895, 29768053, 42525790, 59536106, 148840265, 297680530]

約数ペア:

[(1, 297680530), (2, 148840265), (5, 59536106), (7, 42525790), (10, 29768053), (14, 21262895), (35, 8505158), (70, 4252579), (257, 1158290), (514, 579145), (1285, 231658), (1799, 165470), (2570, 115829), (3598, 82735), (8995, 33094), (16547, 17990)]