669968355

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{2521}}^1\times {\mathrm{2531}}^1$

素因数の和:5067

約数の個数: 32

約数和(自身を含む): 1226055168

約数和(自身を除く): 556086813

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 2521, 2531, 7563, 7593, 12605, 12655, 17647, 17717, 37815, 37965, 52941, 53151, 88235, 88585, 264705, 265755, 6380651, 19141953, 31903255, 44664557, 95709765, 133993671, 223322785, 669968355]

約数ペア:

[(1, 669968355), (3, 223322785), (5, 133993671), (7, 95709765), (15, 44664557), (21, 31903255), (35, 19141953), (105, 6380651), (2521, 265755), (2531, 264705), (7563, 88585), (7593, 88235), (12605, 53151), (12655, 52941), (17647, 37965), (17717, 37815)]