67187718

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{523}}^1$

素因数の和:611

約数の個数: 80

約数和(自身を含む): 165104016

約数和(自身を除く): 97916298

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 61, 78, 81, 117, 122, 162, 183, 234, 351, 366, 523, 549, 702, 793, 1046, 1053, 1098, 1569, 1586, 1647, 2106, 2379, 3138, 3294, 4707, 4758, 4941, 6799, 7137, 9414, 9882, 13598, 14121, 14274, 20397, 21411, 28242, 31903, 40794, 42363, 42822, 61191, 63806, 64233, 84726, 95709, 122382, 128466, 183573, 191418, 287127, 367146, 414739, 550719, 574254, 829478, 861381, 1101438, 1244217, 1722762, 2488434, 2584143, 3732651, 5168286, 7465302, 11197953, 22395906, 33593859, 67187718]

約数ペア:

[(1, 67187718), (2, 33593859), (3, 22395906), (6, 11197953), (9, 7465302), (13, 5168286), (18, 3732651), (26, 2584143), (27, 2488434), (39, 1722762), (54, 1244217), (61, 1101438), (78, 861381), (81, 829478), (117, 574254), (122, 550719), (162, 414739), (183, 367146), (234, 287127), (351, 191418), (366, 183573), (523, 128466), (549, 122382), (702, 95709), (793, 84726), (1046, 64233), (1053, 63806), (1098, 61191), (1569, 42822), (1586, 42363), (1647, 40794), (2106, 31903), (2379, 28242), (3138, 21411), (3294, 20397), (4707, 14274), (4758, 14121), (4941, 13598), (6799, 9882), (7137, 9414)]