42978665

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{1163}}^1$

素因数の和:1576

約数の個数: 16

約数和(自身を含む): 54475200

約数和(自身を除く): 11496535

約数列:

[1, 5, 19, 95, 389, 1163, 1945, 5815, 7391, 22097, 36955, 110485, 452407, 2262035, 8595733, 42978665]

約数ペア:

[(1, 42978665), (5, 8595733), (19, 2262035), (95, 452407), (389, 110485), (1163, 36955), (1945, 22097), (5815, 7391)]