686219264

素因数分解:

$2^{13}\times {\mathrm{211}}^1\times {\mathrm{397}}^1$

素因数の和:634

約数の個数: 56

約数和(自身を含む): 1382332008

約数和(自身を除く): 696112744

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 211, 256, 397, 422, 512, 794, 844, 1024, 1588, 1688, 2048, 3176, 3376, 4096, 6352, 6752, 8192, 12704, 13504, 25408, 27008, 50816, 54016, 83767, 101632, 108032, 167534, 203264, 216064, 335068, 406528, 432128, 670136, 813056, 864256, 1340272, 1626112, 1728512, 2680544, 3252224, 5361088, 10722176, 21444352, 42888704, 85777408, 171554816, 343109632, 686219264]

約数ペア:

[(1, 686219264), (2, 343109632), (4, 171554816), (8, 85777408), (16, 42888704), (32, 21444352), (64, 10722176), (128, 5361088), (211, 3252224), (256, 2680544), (397, 1728512), (422, 1626112), (512, 1340272), (794, 864256), (844, 813056), (1024, 670136), (1588, 432128), (1688, 406528), (2048, 335068), (3176, 216064), (3376, 203264), (4096, 167534), (6352, 108032), (6752, 101632), (8192, 83767), (12704, 54016), (13504, 50816), (25408, 27008)]