13309768204

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{991}}^1$

素因数の和:1235

約数の個数: 72

約数和(自身を含む): 25144390656

約数和(自身を除く): 11834622452

約数列:

[1, 2, 4, 19, 38, 71, 76, 131, 142, 262, 284, 361, 524, 722, 991, 1349, 1444, 1982, 2489, 2698, 3964, 4978, 5396, 9301, 9956, 18602, 18829, 25631, 37204, 37658, 47291, 51262, 70361, 75316, 94582, 102524, 129821, 140722, 176719, 189164, 259642, 281444, 353438, 357751, 519284, 706876, 715502, 1336859, 1431004, 2466599, 2673718, 3357661, 4933198, 5347436, 6715322, 9217291, 9866396, 13430644, 18434582, 25400321, 36869164, 46865381, 50800642, 93730762, 101601284, 175128529, 187461524, 350257058, 700514116, 3327442051, 6654884102, 13309768204]

約数ペア:

[(1, 13309768204), (2, 6654884102), (4, 3327442051), (19, 700514116), (38, 350257058), (71, 187461524), (76, 175128529), (131, 101601284), (142, 93730762), (262, 50800642), (284, 46865381), (361, 36869164), (524, 25400321), (722, 18434582), (991, 13430644), (1349, 9866396), (1444, 9217291), (1982, 6715322), (2489, 5347436), (2698, 4933198), (3964, 3357661), (4978, 2673718), (5396, 2466599), (9301, 1431004), (9956, 1336859), (18602, 715502), (18829, 706876), (25631, 519284), (37204, 357751), (37658, 353438), (47291, 281444), (51262, 259642), (70361, 189164), (75316, 176719), (94582, 140722), (102524, 129821)]