218079974

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{8573}}^1$

素因数の和:8684

約数の個数: 32

約数和(自身を含む): 395089920

約数和(自身を除く): 177009946

約数列:

[1, 2, 7, 14, 23, 46, 79, 158, 161, 322, 553, 1106, 1817, 3634, 8573, 12719, 17146, 25438, 60011, 120022, 197179, 394358, 677267, 1354534, 1380253, 2760506, 4740869, 9481738, 15577141, 31154282, 109039987, 218079974]

約数ペア:

[(1, 218079974), (2, 109039987), (7, 31154282), (14, 15577141), (23, 9481738), (46, 4740869), (79, 2760506), (158, 1380253), (161, 1354534), (322, 677267), (553, 394358), (1106, 197179), (1817, 120022), (3634, 60011), (8573, 25438), (12719, 17146)]