338778856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2153}}^1$

素因数の和:2278

約数の個数: 64

約数和(自身を含む): 732790800

約数和(自身を除く): 394011944

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 89, 104, 136, 178, 221, 356, 442, 712, 884, 1157, 1513, 1768, 2153, 2314, 3026, 4306, 4628, 6052, 8612, 9256, 12104, 17224, 19669, 27989, 36601, 39338, 55978, 73202, 78676, 111956, 146404, 157352, 191617, 223912, 292808, 383234, 475813, 766468, 951626, 1532936, 1903252, 2491021, 3257489, 3806504, 4982042, 6514978, 9964084, 13029956, 19928168, 26059912, 42347357, 84694714, 169389428, 338778856]

約数ペア:

[(1, 338778856), (2, 169389428), (4, 84694714), (8, 42347357), (13, 26059912), (17, 19928168), (26, 13029956), (34, 9964084), (52, 6514978), (68, 4982042), (89, 3806504), (104, 3257489), (136, 2491021), (178, 1903252), (221, 1532936), (356, 951626), (442, 766468), (712, 475813), (884, 383234), (1157, 292808), (1513, 223912), (1768, 191617), (2153, 157352), (2314, 146404), (3026, 111956), (4306, 78676), (4628, 73202), (6052, 55978), (8612, 39338), (9256, 36601), (12104, 27989), (17224, 19669)]