28728544

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1303}}^1$

素因数の和:1379

約数の個数: 48

約数和(自身を含む): 62106912

約数和(自身を除く): 33378368

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 104, 106, 208, 212, 416, 424, 689, 848, 1303, 1378, 1696, 2606, 2756, 5212, 5512, 10424, 11024, 16939, 20848, 22048, 33878, 41696, 67756, 69059, 135512, 138118, 271024, 276236, 542048, 552472, 897767, 1104944, 1795534, 2209888, 3591068, 7182136, 14364272, 28728544]

約数ペア:

[(1, 28728544), (2, 14364272), (4, 7182136), (8, 3591068), (13, 2209888), (16, 1795534), (26, 1104944), (32, 897767), (52, 552472), (53, 542048), (104, 276236), (106, 271024), (208, 138118), (212, 135512), (416, 69059), (424, 67756), (689, 41696), (848, 33878), (1303, 22048), (1378, 20848), (1696, 16939), (2606, 11024), (2756, 10424), (5212, 5512)]