66615654

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{7517}}^1$

素因数の和:7740

約数の個数: 32

約数和(自身を含む): 153006336

約数和(自身を除く): 86390682

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 211, 422, 633, 1266, 1477, 2954, 4431, 7517, 8862, 15034, 22551, 45102, 52619, 105238, 157857, 315714, 1586087, 3172174, 4758261, 9516522, 11102609, 22205218, 33307827, 66615654]

約数ペア:

[(1, 66615654), (2, 33307827), (3, 22205218), (6, 11102609), (7, 9516522), (14, 4758261), (21, 3172174), (42, 1586087), (211, 315714), (422, 157857), (633, 105238), (1266, 52619), (1477, 45102), (2954, 22551), (4431, 15034), (7517, 8862)]