427901552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{19973}}^1$

素因数の和:20097

約数の個数: 40

約数和(自身を含む): 901546464

約数和(自身を除く): 473644912

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 103, 104, 206, 208, 412, 824, 1339, 1648, 2678, 5356, 10712, 19973, 21424, 39946, 79892, 159784, 259649, 319568, 519298, 1038596, 2057219, 2077192, 4114438, 4154384, 8228876, 16457752, 26743847, 32915504, 53487694, 106975388, 213950776, 427901552]

約数ペア:

[(1, 427901552), (2, 213950776), (4, 106975388), (8, 53487694), (13, 32915504), (16, 26743847), (26, 16457752), (52, 8228876), (103, 4154384), (104, 4114438), (206, 2077192), (208, 2057219), (412, 1038596), (824, 519298), (1339, 319568), (1648, 259649), (2678, 159784), (5356, 79892), (10712, 39946), (19973, 21424)]