30391695

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 54512640

約数和(自身を除く): 24120945

約数列:

[1, 3, 5, 9, 15, 45, 79, 83, 103, 237, 249, 309, 395, 415, 515, 711, 747, 927, 1185, 1245, 1545, 3555, 3735, 4635, 6557, 8137, 8549, 19671, 24411, 25647, 32785, 40685, 42745, 59013, 73233, 76941, 98355, 122055, 128235, 295065, 366165, 384705, 675371, 2026113, 3376855, 6078339, 10130565, 30391695]

約数ペア:

[(1, 30391695), (3, 10130565), (5, 6078339), (9, 3376855), (15, 2026113), (45, 675371), (79, 384705), (83, 366165), (103, 295065), (237, 128235), (249, 122055), (309, 98355), (395, 76941), (415, 73233), (515, 59013), (711, 42745), (747, 40685), (927, 32785), (1185, 25647), (1245, 24411), (1545, 19671), (3555, 8549), (3735, 8137), (4635, 6557)]