17678817

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:291

約数の個数: 40

約数和(自身を含む): 28892864

約数和(自身を除く): 11214047

約数列:

[1, 3, 9, 13, 27, 39, 81, 103, 117, 163, 309, 351, 489, 927, 1053, 1339, 1467, 2119, 2781, 4017, 4401, 6357, 8343, 12051, 13203, 16789, 19071, 36153, 50367, 57213, 108459, 151101, 171639, 218257, 453303, 654771, 1359909, 1964313, 5892939, 17678817]

約数ペア:

[(1, 17678817), (3, 5892939), (9, 1964313), (13, 1359909), (27, 654771), (39, 453303), (81, 218257), (103, 171639), (117, 151101), (163, 108459), (309, 57213), (351, 50367), (489, 36153), (927, 19071), (1053, 16789), (1339, 13203), (1467, 12051), (2119, 8343), (2781, 6357), (4017, 4401)]