997236485

素因数分解:

$5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{20051}}^1$

素因数の和:20106

約数の個数: 32

約数和(自身を含む): 1443744000

約数和(自身を除く): 446507515

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 343, 1015, 1421, 1715, 7105, 9947, 20051, 49735, 100255, 140357, 581479, 701785, 982499, 2907395, 4070353, 4912495, 6877493, 20351765, 28492471, 34387465, 142462355, 199447297, 997236485]

約数ペア:

[(1, 997236485), (5, 199447297), (7, 142462355), (29, 34387465), (35, 28492471), (49, 20351765), (145, 6877493), (203, 4912495), (245, 4070353), (343, 2907395), (1015, 982499), (1421, 701785), (1715, 581479), (7105, 140357), (9947, 100255), (20051, 49735)]