2787045

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 4752000

約数和(自身を除く): 1964955

約数列:

[1, 3, 5, 15, 29, 43, 87, 129, 145, 149, 215, 435, 447, 645, 745, 1247, 2235, 3741, 4321, 6235, 6407, 12963, 18705, 19221, 21605, 32035, 64815, 96105, 185803, 557409, 929015, 2787045]

約数ペア:

[(1, 2787045), (3, 929015), (5, 557409), (15, 185803), (29, 96105), (43, 64815), (87, 32035), (129, 21605), (145, 19221), (149, 18705), (215, 12963), (435, 6407), (447, 6235), (645, 4321), (745, 3741), (1247, 2235)]