398401068

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2553853}}^1$

素因数の和:2553873

約数の個数: 24

約数和(自身を含む): 1001110768

約数和(自身を除く): 602709700

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 2553853, 5107706, 7661559, 10215412, 15323118, 30646236, 33200089, 66400178, 99600267, 132800356, 199200534, 398401068]

約数ペア:

[(1, 398401068), (2, 199200534), (3, 132800356), (4, 99600267), (6, 66400178), (12, 33200089), (13, 30646236), (26, 15323118), (39, 10215412), (52, 7661559), (78, 5107706), (156, 2553853)]