331490810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{64871}}^1$

素因数の和:64958

約数の個数: 32

約数和(自身を含む): 691276032

約数和(自身を除く): 359785222

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 5110, 64871, 129742, 324355, 454097, 648710, 908194, 2270485, 4540970, 4735583, 9471166, 23677915, 33149081, 47355830, 66298162, 165745405, 331490810]

約数ペア:

[(1, 331490810), (2, 165745405), (5, 66298162), (7, 47355830), (10, 33149081), (14, 23677915), (35, 9471166), (70, 4735583), (73, 4540970), (146, 2270485), (365, 908194), (511, 648710), (730, 454097), (1022, 324355), (2555, 129742), (5110, 64871)]