421884455

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{4973}}^1$

素因数の和:5063

約数の個数: 24

約数和(自身を含む): 545787072

約数和(自身を除く): 123902617

約数列:

[1, 5, 19, 47, 95, 235, 361, 893, 1805, 4465, 4973, 16967, 24865, 84835, 94487, 233731, 472435, 1168655, 1795253, 4440889, 8976265, 22204445, 84376891, 421884455]

約数ペア:

[(1, 421884455), (5, 84376891), (19, 22204445), (47, 8976265), (95, 4440889), (235, 1795253), (361, 1168655), (893, 472435), (1805, 233731), (4465, 94487), (4973, 84835), (16967, 24865)]