38070015

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 66729600

約数和(自身を除く): 28659585

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 139, 155, 285, 417, 465, 589, 695, 961, 1767, 2085, 2641, 2883, 2945, 4309, 4805, 7923, 8835, 12927, 13205, 14415, 18259, 21545, 39615, 54777, 64635, 81871, 91295, 133579, 245613, 273885, 400737, 409355, 667895, 1228065, 2003685, 2538001, 7614003, 12690005, 38070015]

約数ペア:

[(1, 38070015), (3, 12690005), (5, 7614003), (15, 2538001), (19, 2003685), (31, 1228065), (57, 667895), (93, 409355), (95, 400737), (139, 273885), (155, 245613), (285, 133579), (417, 91295), (465, 81871), (589, 64635), (695, 54777), (961, 39615), (1767, 21545), (2085, 18259), (2641, 14415), (2883, 13205), (2945, 12927), (4309, 8835), (4805, 7923)]