17120908

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 35562240

約数和(自身を除く): 18441332

約数列:

[1, 2, 4, 7, 14, 28, 53, 83, 106, 139, 166, 212, 278, 332, 371, 556, 581, 742, 973, 1162, 1484, 1946, 2324, 3892, 4399, 7367, 8798, 11537, 14734, 17596, 23074, 29468, 30793, 46148, 51569, 61586, 80759, 103138, 123172, 161518, 206276, 323036, 611461, 1222922, 2445844, 4280227, 8560454, 17120908]

約数ペア:

[(1, 17120908), (2, 8560454), (4, 4280227), (7, 2445844), (14, 1222922), (28, 611461), (53, 323036), (83, 206276), (106, 161518), (139, 123172), (166, 103138), (212, 80759), (278, 61586), (332, 51569), (371, 46148), (556, 30793), (581, 29468), (742, 23074), (973, 17596), (1162, 14734), (1484, 11537), (1946, 8798), (2324, 7367), (3892, 4399)]