205361955

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{15791}}^1$

素因数の和:15836

約数の個数: 36

約数和(自身を含む): 378155232

約数和(自身を除く): 172793277

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 289, 765, 867, 1445, 2601, 4335, 13005, 15791, 47373, 78955, 142119, 236865, 268447, 710595, 805341, 1342235, 2416023, 4026705, 4563599, 12080115, 13690797, 22817995, 41072391, 68453985, 205361955]

約数ペア:

[(1, 205361955), (3, 68453985), (5, 41072391), (9, 22817995), (15, 13690797), (17, 12080115), (45, 4563599), (51, 4026705), (85, 2416023), (153, 1342235), (255, 805341), (289, 710595), (765, 268447), (867, 236865), (1445, 142119), (2601, 78955), (4335, 47373), (13005, 15791)]