81209595

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1907}}^1$

素因数の和:2099

約数の個数: 32

約数和(自身を含む): 138475008

約数和(自身を除く): 57265413

約数列:

[1, 3, 5, 15, 17, 51, 85, 167, 255, 501, 835, 1907, 2505, 2839, 5721, 8517, 9535, 14195, 28605, 32419, 42585, 97257, 162095, 318469, 486285, 955407, 1592345, 4777035, 5413973, 16241919, 27069865, 81209595]

約数ペア:

[(1, 81209595), (3, 27069865), (5, 16241919), (15, 5413973), (17, 4777035), (51, 1592345), (85, 955407), (167, 486285), (255, 318469), (501, 162095), (835, 97257), (1907, 42585), (2505, 32419), (2839, 28605), (5721, 14195), (8517, 9535)]