208505583

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:466

約数の個数: 80

約数和(自身を含む): 374685696

約数和(自身を除く): 166180113

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 47, 81, 99, 117, 141, 143, 297, 351, 383, 423, 429, 517, 611, 891, 1053, 1149, 1269, 1287, 1551, 1833, 3447, 3807, 3861, 4213, 4653, 4979, 5499, 6721, 10341, 11583, 12639, 13959, 14937, 16497, 18001, 20163, 31023, 37917, 41877, 44811, 49491, 54003, 54769, 60489, 113751, 134433, 162009, 164307, 181467, 198011, 234013, 341253, 403299, 486027, 492921, 544401, 594033, 702039, 1458081, 1478763, 1782099, 2106117, 2574143, 4436289, 5346297, 6318351, 7722429, 16038891, 18955053, 23167287, 69501861, 208505583]

約数ペア:

[(1, 208505583), (3, 69501861), (9, 23167287), (11, 18955053), (13, 16038891), (27, 7722429), (33, 6318351), (39, 5346297), (47, 4436289), (81, 2574143), (99, 2106117), (117, 1782099), (141, 1478763), (143, 1458081), (297, 702039), (351, 594033), (383, 544401), (423, 492921), (429, 486027), (517, 403299), (611, 341253), (891, 234013), (1053, 198011), (1149, 181467), (1269, 164307), (1287, 162009), (1551, 134433), (1833, 113751), (3447, 60489), (3807, 54769), (3861, 54003), (4213, 49491), (4653, 44811), (4979, 41877), (5499, 37917), (6721, 31023), (10341, 20163), (11583, 18001), (12639, 16497), (13959, 14937)]