405942688

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{6469}}^1$

素因数の和:6569

約数の個数: 48

約数和(自身を含む): 836415720

約数和(自身を除く): 430473032

約数列:

[1, 2, 4, 8, 16, 32, 37, 53, 74, 106, 148, 212, 296, 424, 592, 848, 1184, 1696, 1961, 3922, 6469, 7844, 12938, 15688, 25876, 31376, 51752, 62752, 103504, 207008, 239353, 342857, 478706, 685714, 957412, 1371428, 1914824, 2742856, 3829648, 5485712, 7659296, 10971424, 12685709, 25371418, 50742836, 101485672, 202971344, 405942688]

約数ペア:

[(1, 405942688), (2, 202971344), (4, 101485672), (8, 50742836), (16, 25371418), (32, 12685709), (37, 10971424), (53, 7659296), (74, 5485712), (106, 3829648), (148, 2742856), (212, 1914824), (296, 1371428), (424, 957412), (592, 685714), (848, 478706), (1184, 342857), (1696, 239353), (1961, 207008), (3922, 103504), (6469, 62752), (7844, 51752), (12938, 31376), (15688, 25876)]