212646

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:156

約数の個数: 32

約数和(自身を含む): 499968

約数和(自身を除く): 287322

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 83, 122, 166, 183, 249, 366, 427, 498, 581, 854, 1162, 1281, 1743, 2562, 3486, 5063, 10126, 15189, 30378, 35441, 70882, 106323, 212646]

約数ペア:

[(1, 212646), (2, 106323), (3, 70882), (6, 35441), (7, 30378), (14, 15189), (21, 10126), (42, 5063), (61, 3486), (83, 2562), (122, 1743), (166, 1281), (183, 1162), (249, 854), (366, 581), (427, 498)]