17681445

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{797}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 33611760

約数和(自身を除く): 15930315

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 255, 261, 435, 493, 765, 797, 1305, 1479, 2391, 2465, 3985, 4437, 7173, 7395, 11955, 13549, 22185, 23113, 35865, 40647, 67745, 69339, 115565, 121941, 203235, 208017, 346695, 392921, 609705, 1040085, 1178763, 1964605, 3536289, 5893815, 17681445]

約数ペア:

[(1, 17681445), (3, 5893815), (5, 3536289), (9, 1964605), (15, 1178763), (17, 1040085), (29, 609705), (45, 392921), (51, 346695), (85, 208017), (87, 203235), (145, 121941), (153, 115565), (255, 69339), (261, 67745), (435, 40647), (493, 35865), (765, 23113), (797, 22185), (1305, 13549), (1479, 11955), (2391, 7395), (2465, 7173), (3985, 4437)]