26796978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:440

約数の個数: 72

約数和(自身を含む): 65774592

約数和(自身を除く): 38977614

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 169, 207, 234, 299, 338, 383, 414, 507, 598, 766, 897, 1014, 1149, 1521, 1794, 2298, 2691, 3042, 3447, 3887, 4979, 5382, 6894, 7774, 8809, 9958, 11661, 14937, 17618, 23322, 26427, 29874, 34983, 44811, 52854, 64727, 69966, 79281, 89622, 114517, 129454, 158562, 194181, 229034, 343551, 388362, 582543, 687102, 1030653, 1165086, 1488721, 2061306, 2977442, 4466163, 8932326, 13398489, 26796978]

約数ペア:

[(1, 26796978), (2, 13398489), (3, 8932326), (6, 4466163), (9, 2977442), (13, 2061306), (18, 1488721), (23, 1165086), (26, 1030653), (39, 687102), (46, 582543), (69, 388362), (78, 343551), (117, 229034), (138, 194181), (169, 158562), (207, 129454), (234, 114517), (299, 89622), (338, 79281), (383, 69966), (414, 64727), (507, 52854), (598, 44811), (766, 34983), (897, 29874), (1014, 26427), (1149, 23322), (1521, 17618), (1794, 14937), (2298, 11661), (2691, 9958), (3042, 8809), (3447, 7774), (3887, 6894), (4979, 5382)]