495558

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:63

約数の個数: 80

約数和(自身を含む): 1393920

約数和(自身を除く): 898362

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 23, 27, 38, 42, 46, 54, 57, 63, 69, 81, 114, 126, 133, 138, 161, 162, 171, 189, 207, 266, 322, 342, 378, 399, 414, 437, 483, 513, 567, 621, 798, 874, 966, 1026, 1134, 1197, 1242, 1311, 1449, 1539, 1863, 2394, 2622, 2898, 3059, 3078, 3591, 3726, 3933, 4347, 6118, 7182, 7866, 8694, 9177, 10773, 11799, 13041, 18354, 21546, 23598, 26082, 27531, 35397, 55062, 70794, 82593, 165186, 247779, 495558]

約数ペア:

[(1, 495558), (2, 247779), (3, 165186), (6, 82593), (7, 70794), (9, 55062), (14, 35397), (18, 27531), (19, 26082), (21, 23598), (23, 21546), (27, 18354), (38, 13041), (42, 11799), (46, 10773), (54, 9177), (57, 8694), (63, 7866), (69, 7182), (81, 6118), (114, 4347), (126, 3933), (133, 3726), (138, 3591), (161, 3078), (162, 3059), (171, 2898), (189, 2622), (207, 2394), (266, 1863), (322, 1539), (342, 1449), (378, 1311), (399, 1242), (414, 1197), (437, 1134), (483, 1026), (513, 966), (567, 874), (621, 798)]