211760328

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{678719}}^1$

素因数の和:678741

約数の個数: 32

約数和(自身を含む): 570124800

約数和(自身を除く): 358364472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 678719, 1357438, 2036157, 2714876, 4072314, 5429752, 8144628, 8823347, 16289256, 17646694, 26470041, 35293388, 52940082, 70586776, 105880164, 211760328]

約数ペア:

[(1, 211760328), (2, 105880164), (3, 70586776), (4, 52940082), (6, 35293388), (8, 26470041), (12, 17646694), (13, 16289256), (24, 8823347), (26, 8144628), (39, 5429752), (52, 4072314), (78, 2714876), (104, 2036157), (156, 1357438), (312, 678719)]