16287885

素因数分解:

$3^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:455

約数の個数: 40

約数和(自身を含む): 29516256

約数和(自身を除く): 13228371

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 131, 135, 307, 393, 405, 655, 921, 1179, 1535, 1965, 2763, 3537, 4605, 5895, 8289, 10611, 13815, 17685, 24867, 40217, 41445, 53055, 120651, 124335, 201085, 361953, 603255, 1085859, 1809765, 3257577, 5429295, 16287885]

約数ペア:

[(1, 16287885), (3, 5429295), (5, 3257577), (9, 1809765), (15, 1085859), (27, 603255), (45, 361953), (81, 201085), (131, 124335), (135, 120651), (307, 53055), (393, 41445), (405, 40217), (655, 24867), (921, 17685), (1179, 13815), (1535, 10611), (1965, 8289), (2763, 5895), (3537, 4605)]