42815475

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^2\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 54

約数和(自身を含む): 79382940

約数和(自身を除く): 36567465

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 75, 111, 139, 185, 225, 333, 417, 555, 695, 925, 1251, 1369, 1665, 2085, 2775, 3475, 4107, 5143, 6255, 6845, 8325, 10425, 12321, 15429, 20535, 25715, 31275, 34225, 46287, 61605, 77145, 102675, 128575, 190291, 231435, 308025, 385725, 570873, 951455, 1157175, 1712619, 2854365, 4757275, 8563095, 14271825, 42815475]

約数ペア:

[(1, 42815475), (3, 14271825), (5, 8563095), (9, 4757275), (15, 2854365), (25, 1712619), (37, 1157175), (45, 951455), (75, 570873), (111, 385725), (139, 308025), (185, 231435), (225, 190291), (333, 128575), (417, 102675), (555, 77145), (695, 61605), (925, 46287), (1251, 34225), (1369, 31275), (1665, 25715), (2085, 20535), (2775, 15429), (3475, 12321), (4107, 10425), (5143, 8325), (6255, 6845)]