208492263

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{7573}}^1$

素因数の和:7628

約数の個数: 48

約数和(自身を含む): 378094080

約数和(自身を除く): 169601817

約数列:

[1, 3, 7, 9, 19, 21, 23, 57, 63, 69, 133, 161, 171, 207, 399, 437, 483, 1197, 1311, 1449, 3059, 3933, 7573, 9177, 22719, 27531, 53011, 68157, 143887, 159033, 174179, 431661, 477099, 522537, 1007209, 1219253, 1294983, 1567611, 3021627, 3309401, 3657759, 9064881, 9928203, 10973277, 23165807, 29784609, 69497421, 208492263]

約数ペア:

[(1, 208492263), (3, 69497421), (7, 29784609), (9, 23165807), (19, 10973277), (21, 9928203), (23, 9064881), (57, 3657759), (63, 3309401), (69, 3021627), (133, 1567611), (161, 1294983), (171, 1219253), (207, 1007209), (399, 522537), (437, 477099), (483, 431661), (1197, 174179), (1311, 159033), (1449, 143887), (3059, 68157), (3933, 53011), (7573, 27531), (9177, 22719)]