1557836

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 3386880

約数和(自身を除く): 1829044

約数列:

[1, 2, 4, 7, 14, 23, 28, 41, 46, 59, 82, 92, 118, 161, 164, 236, 287, 322, 413, 574, 644, 826, 943, 1148, 1357, 1652, 1886, 2419, 2714, 3772, 4838, 5428, 6601, 9499, 9676, 13202, 16933, 18998, 26404, 33866, 37996, 55637, 67732, 111274, 222548, 389459, 778918, 1557836]

約数ペア:

[(1, 1557836), (2, 778918), (4, 389459), (7, 222548), (14, 111274), (23, 67732), (28, 55637), (41, 37996), (46, 33866), (59, 26404), (82, 18998), (92, 16933), (118, 13202), (161, 9676), (164, 9499), (236, 6601), (287, 5428), (322, 4838), (413, 3772), (574, 2714), (644, 2419), (826, 1886), (943, 1652), (1148, 1357)]