903487212

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{2543}}^1$

素因数の和:2763

約数の個数: 72

約数和(自身を含む): 2333560320

約数和(自身を除く): 1430073108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 139, 142, 213, 278, 284, 417, 426, 556, 639, 834, 852, 1251, 1278, 1668, 2502, 2543, 2556, 5004, 5086, 7629, 9869, 10172, 15258, 19738, 22887, 29607, 30516, 39476, 45774, 59214, 88821, 91548, 118428, 177642, 180553, 353477, 355284, 361106, 541659, 706954, 722212, 1060431, 1083318, 1413908, 1624977, 2120862, 2166636, 3181293, 3249954, 4241724, 6362586, 6499908, 12725172, 25096867, 50193734, 75290601, 100387468, 150581202, 225871803, 301162404, 451743606, 903487212]

約数ペア:

[(1, 903487212), (2, 451743606), (3, 301162404), (4, 225871803), (6, 150581202), (9, 100387468), (12, 75290601), (18, 50193734), (36, 25096867), (71, 12725172), (139, 6499908), (142, 6362586), (213, 4241724), (278, 3249954), (284, 3181293), (417, 2166636), (426, 2120862), (556, 1624977), (639, 1413908), (834, 1083318), (852, 1060431), (1251, 722212), (1278, 706954), (1668, 541659), (2502, 361106), (2543, 355284), (2556, 353477), (5004, 180553), (5086, 177642), (7629, 118428), (9869, 91548), (10172, 88821), (15258, 59214), (19738, 45774), (22887, 39476), (29607, 30516)]