419973813

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{289837}}^1$

素因数の和:289873

約数の個数: 24

約数和(自身を含む): 723435648

約数和(自身を除く): 303461835

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 289837, 869511, 2028859, 2608533, 6086577, 6666251, 18259731, 19998753, 46663757, 59996259, 139991271, 419973813]

約数ペア:

[(1, 419973813), (3, 139991271), (7, 59996259), (9, 46663757), (21, 19998753), (23, 18259731), (63, 6666251), (69, 6086577), (161, 2608533), (207, 2028859), (483, 869511), (1449, 289837)]