78990198

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{26489}}^1$

素因数の和:26572

約数の個数: 32

約数和(自身を含む): 183098880

約数和(自身を除く): 104108682

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 26489, 52978, 79467, 158934, 185423, 370846, 556269, 1112538, 1880719, 3761438, 5642157, 11284314, 13165033, 26330066, 39495099, 78990198]

約数ペア:

[(1, 78990198), (2, 39495099), (3, 26330066), (6, 13165033), (7, 11284314), (14, 5642157), (21, 3761438), (42, 1880719), (71, 1112538), (142, 556269), (213, 370846), (426, 185423), (497, 158934), (994, 79467), (1491, 52978), (2982, 26489)]