78420202

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{1019}}^1$

素因数の和:1290

約数の個数: 32

約数和(自身を含む): 141004800

約数和(自身を除く): 62584598

約数列:

[1, 2, 7, 14, 23, 46, 161, 239, 322, 478, 1019, 1673, 2038, 3346, 5497, 7133, 10994, 14266, 23437, 38479, 46874, 76958, 164059, 243541, 328118, 487082, 1704787, 3409574, 5601443, 11202886, 39210101, 78420202]

約数ペア:

[(1, 78420202), (2, 39210101), (7, 11202886), (14, 5601443), (23, 3409574), (46, 1704787), (161, 487082), (239, 328118), (322, 243541), (478, 164059), (1019, 76958), (1673, 46874), (2038, 38479), (3346, 23437), (5497, 14266), (7133, 10994)]