213950468

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{12413}}^1$

素因数の和:12587

約数の個数: 24

約数和(自身を含む): 389303040

約数和(自身を除く): 175352572

約数列:

[1, 2, 4, 31, 62, 124, 139, 278, 556, 4309, 8618, 12413, 17236, 24826, 49652, 384803, 769606, 1539212, 1725407, 3450814, 6901628, 53487617, 106975234, 213950468]

約数ペア:

[(1, 213950468), (2, 106975234), (4, 53487617), (31, 6901628), (62, 3450814), (124, 1725407), (139, 1539212), (278, 769606), (556, 384803), (4309, 49652), (8618, 24826), (12413, 17236)]