40391847

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 65100672

約数和(自身を除く): 24708825

約数列:

[1, 3, 9, 17, 41, 47, 51, 123, 137, 141, 153, 369, 411, 423, 697, 799, 1233, 1927, 2091, 2329, 2397, 5617, 5781, 6273, 6439, 6987, 7191, 16851, 17343, 19317, 20961, 32759, 50553, 57951, 95489, 98277, 109463, 263999, 286467, 294831, 328389, 791997, 859401, 985167, 2375991, 4487983, 13463949, 40391847]

約数ペア:

[(1, 40391847), (3, 13463949), (9, 4487983), (17, 2375991), (41, 985167), (47, 859401), (51, 791997), (123, 328389), (137, 294831), (141, 286467), (153, 263999), (369, 109463), (411, 98277), (423, 95489), (697, 57951), (799, 50553), (1233, 32759), (1927, 20961), (2091, 19317), (2329, 17343), (2397, 16851), (5617, 7191), (5781, 6987), (6273, 6439)]