40423905

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 72334080

約数和(自身を除く): 31910175

約数列:

[1, 3, 5, 9, 15, 45, 79, 83, 137, 237, 249, 395, 411, 415, 685, 711, 747, 1185, 1233, 1245, 2055, 3555, 3735, 6165, 6557, 10823, 11371, 19671, 32469, 32785, 34113, 54115, 56855, 59013, 97407, 98355, 102339, 162345, 170565, 295065, 487035, 511695, 898309, 2694927, 4491545, 8084781, 13474635, 40423905]

約数ペア:

[(1, 40423905), (3, 13474635), (5, 8084781), (9, 4491545), (15, 2694927), (45, 898309), (79, 511695), (83, 487035), (137, 295065), (237, 170565), (249, 162345), (395, 102339), (411, 98355), (415, 97407), (685, 59013), (711, 56855), (747, 54115), (1185, 34113), (1233, 32785), (1245, 32469), (2055, 19671), (3555, 11371), (3735, 10823), (6165, 6557)]