30656899

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 43092000

約数和(自身を除く): 12435101

約数列:

[1, 7, 13, 17, 19, 49, 91, 119, 133, 149, 221, 247, 323, 637, 833, 931, 1043, 1547, 1729, 1937, 2261, 2533, 2831, 4199, 7301, 10829, 12103, 13559, 15827, 17731, 19817, 29393, 32929, 36803, 48127, 94913, 124117, 138719, 205751, 230503, 257621, 336889, 625651, 1613521, 1803347, 2358223, 4379557, 30656899]

約数ペア:

[(1, 30656899), (7, 4379557), (13, 2358223), (17, 1803347), (19, 1613521), (49, 625651), (91, 336889), (119, 257621), (133, 230503), (149, 205751), (221, 138719), (247, 124117), (323, 94913), (637, 48127), (833, 36803), (931, 32929), (1043, 29393), (1547, 19817), (1729, 17731), (1937, 15827), (2261, 13559), (2533, 12103), (2831, 10829), (4199, 7301)]