199261725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{204371}}^1$

素因数の和:204397

約数の個数: 24

約数和(自身を含む): 354789792

約数和(自身を除く): 155528067

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 204371, 613113, 1021855, 2656823, 3065565, 5109275, 7970469, 13284115, 15327825, 39852345, 66420575, 199261725]

約数ペア:

[(1, 199261725), (3, 66420575), (5, 39852345), (13, 15327825), (15, 13284115), (25, 7970469), (39, 5109275), (65, 3065565), (75, 2656823), (195, 1021855), (325, 613113), (975, 204371)]