31136865

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2309}}^1$

素因数の和:2377

約数の個数: 32

約数和(自身を含む): 53222400

約数和(自身を除く): 22085535

約数列:

[1, 3, 5, 15, 29, 31, 87, 93, 145, 155, 435, 465, 899, 2309, 2697, 4495, 6927, 11545, 13485, 34635, 66961, 71579, 200883, 214737, 334805, 357895, 1004415, 1073685, 2075791, 6227373, 10378955, 31136865]

約数ペア:

[(1, 31136865), (3, 10378955), (5, 6227373), (15, 2075791), (29, 1073685), (31, 1004415), (87, 357895), (93, 334805), (145, 214737), (155, 200883), (435, 71579), (465, 66961), (899, 34635), (2309, 13485), (2697, 11545), (4495, 6927)]