40315815

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{773}}^1$

素因数の和:864

約数の個数: 48

約数和(自身を含む): 74861280

約数和(自身を除く): 34545465

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 61, 95, 171, 183, 285, 305, 549, 773, 855, 915, 1159, 2319, 2745, 3477, 3865, 5795, 6957, 10431, 11595, 14687, 17385, 34785, 44061, 47153, 52155, 73435, 132183, 141459, 220305, 235765, 424377, 660915, 707295, 895907, 2121885, 2687721, 4479535, 8063163, 13438605, 40315815]

約数ペア:

[(1, 40315815), (3, 13438605), (5, 8063163), (9, 4479535), (15, 2687721), (19, 2121885), (45, 895907), (57, 707295), (61, 660915), (95, 424377), (171, 235765), (183, 220305), (285, 141459), (305, 132183), (549, 73435), (773, 52155), (855, 47153), (915, 44061), (1159, 34785), (2319, 17385), (2745, 14687), (3477, 11595), (3865, 10431), (5795, 6957)]