388443385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1\times {\mathrm{359}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 517570560

約数和(自身を除く): 129127175

約数列:

[1, 5, 11, 55, 103, 191, 359, 515, 955, 1133, 1795, 2101, 3949, 5665, 10505, 19673, 19745, 36977, 68569, 98365, 184885, 216403, 342845, 406747, 754259, 1082015, 2033735, 3771295, 7062607, 35313035, 77688677, 388443385]

約数ペア:

[(1, 388443385), (5, 77688677), (11, 35313035), (55, 7062607), (103, 3771295), (191, 2033735), (359, 1082015), (515, 754259), (955, 406747), (1133, 342845), (1795, 216403), (2101, 184885), (3949, 98365), (5665, 68569), (10505, 36977), (19673, 19745)]