15416505

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 30787848

約数和(自身を除く): 15371343

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 73, 95, 117, 171, 195, 219, 247, 285, 361, 365, 585, 657, 741, 855, 949, 1083, 1095, 1235, 1387, 1805, 2223, 2847, 3249, 3285, 3705, 4161, 4693, 4745, 5415, 6935, 8541, 11115, 12483, 14079, 14235, 16245, 18031, 20805, 23465, 26353, 42237, 42705, 54093, 62415, 70395, 79059, 90155, 131765, 162279, 211185, 237177, 270465, 342589, 395295, 811395, 1027767, 1185885, 1712945, 3083301, 5138835, 15416505]

約数ペア:

[(1, 15416505), (3, 5138835), (5, 3083301), (9, 1712945), (13, 1185885), (15, 1027767), (19, 811395), (39, 395295), (45, 342589), (57, 270465), (65, 237177), (73, 211185), (95, 162279), (117, 131765), (171, 90155), (195, 79059), (219, 70395), (247, 62415), (285, 54093), (361, 42705), (365, 42237), (585, 26353), (657, 23465), (741, 20805), (855, 18031), (949, 16245), (1083, 14235), (1095, 14079), (1235, 12483), (1387, 11115), (1805, 8541), (2223, 6935), (2847, 5415), (3249, 4745), (3285, 4693), (3705, 4161)]