1520294937

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{7043}}^1$

素因数の和:7613

約数の個数: 32

約数和(自身を含む): 2443422720

約数和(自身を除く): 923127783

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 541, 1623, 3787, 7043, 10279, 11361, 21129, 30837, 49301, 71953, 133817, 147903, 215859, 401451, 936719, 2810157, 3810263, 11430789, 26671841, 72394997, 80015523, 217184991, 506764979, 1520294937]

約数ペア:

[(1, 1520294937), (3, 506764979), (7, 217184991), (19, 80015523), (21, 72394997), (57, 26671841), (133, 11430789), (399, 3810263), (541, 2810157), (1623, 936719), (3787, 401451), (7043, 215859), (10279, 147903), (11361, 133817), (21129, 71953), (30837, 49301)]