27841954

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 54743040

約数和(自身を除く): 26901086

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 47, 94, 119, 131, 133, 238, 262, 266, 323, 329, 646, 658, 799, 893, 917, 1598, 1786, 1834, 2227, 2261, 2489, 4454, 4522, 4978, 5593, 6157, 6251, 11186, 12314, 12502, 15181, 15589, 17423, 30362, 31178, 34846, 42313, 43099, 84626, 86198, 104669, 106267, 116983, 209338, 212534, 233966, 296191, 592382, 732683, 818881, 1465366, 1637762, 1988711, 3977422, 13920977, 27841954]

約数ペア:

[(1, 27841954), (2, 13920977), (7, 3977422), (14, 1988711), (17, 1637762), (19, 1465366), (34, 818881), (38, 732683), (47, 592382), (94, 296191), (119, 233966), (131, 212534), (133, 209338), (238, 116983), (262, 106267), (266, 104669), (323, 86198), (329, 84626), (646, 43099), (658, 42313), (799, 34846), (893, 31178), (917, 30362), (1598, 17423), (1786, 15589), (1834, 15181), (2227, 12502), (2261, 12314), (2489, 11186), (4454, 6251), (4522, 6157), (4978, 5593)]