27691725

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{587}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 49871808

約数和(自身を除く): 22180083

約数列:

[1, 3, 5, 15, 17, 25, 37, 51, 75, 85, 111, 185, 255, 425, 555, 587, 629, 925, 1275, 1761, 1887, 2775, 2935, 3145, 8805, 9435, 9979, 14675, 15725, 21719, 29937, 44025, 47175, 49895, 65157, 108595, 149685, 249475, 325785, 369223, 542975, 748425, 1107669, 1628925, 1846115, 5538345, 9230575, 27691725]

約数ペア:

[(1, 27691725), (3, 9230575), (5, 5538345), (15, 1846115), (17, 1628925), (25, 1107669), (37, 748425), (51, 542975), (75, 369223), (85, 325785), (111, 249475), (185, 149685), (255, 108595), (425, 65157), (555, 49895), (587, 47175), (629, 44025), (925, 29937), (1275, 21719), (1761, 15725), (1887, 14675), (2775, 9979), (2935, 9435), (3145, 8805)]