31112998

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{389}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 55598400

約数和(自身を除く): 24485402

約数列:

[1, 2, 7, 14, 29, 58, 197, 203, 389, 394, 406, 778, 1379, 2723, 2758, 5446, 5713, 11281, 11426, 22562, 39991, 76633, 78967, 79982, 153266, 157934, 536431, 1072862, 2222357, 4444714, 15556499, 31112998]

約数ペア:

[(1, 31112998), (2, 15556499), (7, 4444714), (14, 2222357), (29, 1072862), (58, 536431), (197, 157934), (203, 153266), (389, 79982), (394, 78967), (406, 76633), (778, 39991), (1379, 22562), (2723, 11426), (2758, 11281), (5446, 5713)]