39973815

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6679}}^1$

素因数の和:6716

約数の個数: 48

約数和(自身を含む): 83366400

約数和(自身を除く): 43392585

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 5985, 6679, 20037, 33395, 46753, 60111, 100185, 126901, 140259, 233765, 300555, 380703, 420777, 634505, 701295, 888307, 1142109, 1903515, 2103885, 2664921, 4441535, 5710545, 7994763, 13324605, 39973815]

約数ペア:

[(1, 39973815), (3, 13324605), (5, 7994763), (7, 5710545), (9, 4441535), (15, 2664921), (19, 2103885), (21, 1903515), (35, 1142109), (45, 888307), (57, 701295), (63, 634505), (95, 420777), (105, 380703), (133, 300555), (171, 233765), (285, 140259), (315, 126901), (399, 100185), (665, 60111), (855, 46753), (1197, 33395), (1995, 20037), (5985, 6679)]