72042345

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31391}}^1$

素因数の和:31422

約数の個数: 32

約数和(自身を含む): 135613440

約数和(自身を除く): 63571095

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 31391, 94173, 156955, 282519, 470865, 533647, 847557, 1412595, 1600941, 2668235, 4237785, 4802823, 8004705, 14408469, 24014115, 72042345]

約数ペア:

[(1, 72042345), (3, 24014115), (5, 14408469), (9, 8004705), (15, 4802823), (17, 4237785), (27, 2668235), (45, 1600941), (51, 1412595), (85, 847557), (135, 533647), (153, 470865), (255, 282519), (459, 156955), (765, 94173), (2295, 31391)]