28031555

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1021}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 37650480

約数和(自身を除く): 9618925

約数列:

[1, 5, 17, 19, 85, 95, 289, 323, 1021, 1445, 1615, 5105, 5491, 17357, 19399, 27455, 86785, 96995, 295069, 329783, 1475345, 1648915, 5606311, 28031555]

約数ペア:

[(1, 28031555), (5, 5606311), (17, 1648915), (19, 1475345), (85, 329783), (95, 295069), (289, 96995), (323, 86785), (1021, 27455), (1445, 19399), (1615, 17357), (5105, 5491)]