25427178

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:376

約数の個数: 72

約数和(自身を含む): 64876032

約数和(自身を除く): 39448854

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 127, 147, 227, 254, 294, 381, 441, 454, 681, 762, 882, 889, 1143, 1362, 1589, 1778, 2043, 2286, 2667, 3178, 4086, 4767, 5334, 6223, 8001, 9534, 11123, 12446, 14301, 16002, 18669, 22246, 28602, 28829, 33369, 37338, 56007, 57658, 66738, 86487, 100107, 112014, 172974, 200214, 201803, 259461, 403606, 518922, 605409, 1210818, 1412621, 1816227, 2825242, 3632454, 4237863, 8475726, 12713589, 25427178]

約数ペア:

[(1, 25427178), (2, 12713589), (3, 8475726), (6, 4237863), (7, 3632454), (9, 2825242), (14, 1816227), (18, 1412621), (21, 1210818), (42, 605409), (49, 518922), (63, 403606), (98, 259461), (126, 201803), (127, 200214), (147, 172974), (227, 112014), (254, 100107), (294, 86487), (381, 66738), (441, 57658), (454, 56007), (681, 37338), (762, 33369), (882, 28829), (889, 28602), (1143, 22246), (1362, 18669), (1589, 16002), (1778, 14301), (2043, 12446), (2286, 11123), (2667, 9534), (3178, 8001), (4086, 6223), (4767, 5334)]