79121718

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2749}}^1$

素因数の和:2814

約数の個数: 64

約数和(自身を含む): 194040000

約数和(自身を除く): 114918282

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 41, 54, 78, 82, 117, 123, 234, 246, 351, 369, 533, 702, 738, 1066, 1107, 1599, 2214, 2749, 3198, 4797, 5498, 8247, 9594, 14391, 16494, 24741, 28782, 35737, 49482, 71474, 74223, 107211, 112709, 148446, 214422, 225418, 321633, 338127, 643266, 676254, 964899, 1014381, 1465217, 1929798, 2028762, 2930434, 3043143, 4395651, 6086286, 8791302, 13186953, 26373906, 39560859, 79121718]

約数ペア:

[(1, 79121718), (2, 39560859), (3, 26373906), (6, 13186953), (9, 8791302), (13, 6086286), (18, 4395651), (26, 3043143), (27, 2930434), (39, 2028762), (41, 1929798), (54, 1465217), (78, 1014381), (82, 964899), (117, 676254), (123, 643266), (234, 338127), (246, 321633), (351, 225418), (369, 214422), (533, 148446), (702, 112709), (738, 107211), (1066, 74223), (1107, 71474), (1599, 49482), (2214, 35737), (2749, 28782), (3198, 24741), (4797, 16494), (5498, 14391), (8247, 9594)]