320424915

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1\times {\mathrm{1801}}^1$

素因数の和:2247

約数の個数: 32

約数和(自身を含む): 531950400

約数和(自身を除く): 211525485

約数列:

[1, 3, 5, 15, 29, 87, 145, 409, 435, 1227, 1801, 2045, 5403, 6135, 9005, 11861, 27015, 35583, 52229, 59305, 156687, 177915, 261145, 736609, 783435, 2209827, 3683045, 11049135, 21361661, 64084983, 106808305, 320424915]

約数ペア:

[(1, 320424915), (3, 106808305), (5, 64084983), (15, 21361661), (29, 11049135), (87, 3683045), (145, 2209827), (409, 783435), (435, 736609), (1227, 261145), (1801, 177915), (2045, 156687), (5403, 59305), (6135, 52229), (9005, 35583), (11861, 27015)]