181858122

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:345

約数の個数: 80

約数和(自身を含む): 420057792

約数和(自身を除く): 238199670

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 97, 142, 162, 163, 194, 213, 291, 326, 426, 489, 582, 639, 873, 978, 1278, 1467, 1746, 1917, 2619, 2934, 3834, 4401, 5238, 5751, 6887, 7857, 8802, 11502, 11573, 13203, 13774, 15714, 15811, 20661, 23146, 26406, 31622, 34719, 41322, 47433, 61983, 69438, 94866, 104157, 123966, 142299, 185949, 208314, 284598, 312471, 371898, 426897, 557847, 624942, 853794, 937413, 1115694, 1122581, 1280691, 1874826, 2245162, 2561382, 3367743, 6735486, 10103229, 20206458, 30309687, 60619374, 90929061, 181858122]

約数ペア:

[(1, 181858122), (2, 90929061), (3, 60619374), (6, 30309687), (9, 20206458), (18, 10103229), (27, 6735486), (54, 3367743), (71, 2561382), (81, 2245162), (97, 1874826), (142, 1280691), (162, 1122581), (163, 1115694), (194, 937413), (213, 853794), (291, 624942), (326, 557847), (426, 426897), (489, 371898), (582, 312471), (639, 284598), (873, 208314), (978, 185949), (1278, 142299), (1467, 123966), (1746, 104157), (1917, 94866), (2619, 69438), (2934, 61983), (3834, 47433), (4401, 41322), (5238, 34719), (5751, 31622), (6887, 26406), (7857, 23146), (8802, 20661), (11502, 15811), (11573, 15714), (13203, 13774)]