426993845

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1237}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 564765696

約数和(自身を除く): 137771851

約数列:

[1, 5, 17, 31, 85, 131, 155, 527, 655, 1237, 2227, 2635, 4061, 6185, 11135, 20305, 21029, 38347, 69037, 105145, 162047, 191735, 345185, 651899, 810235, 2754799, 3259495, 5023457, 13773995, 25117285, 85398769, 426993845]

約数ペア:

[(1, 426993845), (5, 85398769), (17, 25117285), (31, 13773995), (85, 5023457), (131, 3259495), (155, 2754799), (527, 810235), (655, 651899), (1237, 345185), (2227, 191735), (2635, 162047), (4061, 105145), (6185, 69037), (11135, 38347), (20305, 21029)]