31342012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 61471872

約数和(自身を除く): 30129860

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 107, 131, 172, 214, 262, 428, 524, 559, 1118, 1391, 1703, 2236, 2782, 3406, 4601, 5564, 5633, 6812, 9202, 11266, 14017, 18404, 22532, 28034, 56068, 59813, 73229, 119626, 146458, 182221, 239252, 292916, 364442, 602731, 728884, 1205462, 2410924, 7835503, 15671006, 31342012]

約数ペア:

[(1, 31342012), (2, 15671006), (4, 7835503), (13, 2410924), (26, 1205462), (43, 728884), (52, 602731), (86, 364442), (107, 292916), (131, 239252), (172, 182221), (214, 146458), (262, 119626), (428, 73229), (524, 59813), (559, 56068), (1118, 28034), (1391, 22532), (1703, 18404), (2236, 14017), (2782, 11266), (3406, 9202), (4601, 6812), (5564, 5633)]