161404677

素因数分解:

$3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{6421}}^1$

素因数の和:6463

約数の個数: 48

約数和(自身を含む): 292843200

約数和(自身を除く): 131438523

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 133, 147, 171, 189, 399, 441, 513, 931, 1197, 1323, 2793, 3591, 6421, 8379, 19263, 25137, 44947, 57789, 121999, 134841, 173367, 314629, 365997, 404523, 853993, 943887, 1097991, 1213569, 2561979, 2831661, 3293973, 5977951, 7685937, 8494983, 17933853, 23057811, 53801559, 161404677]

約数ペア:

[(1, 161404677), (3, 53801559), (7, 23057811), (9, 17933853), (19, 8494983), (21, 7685937), (27, 5977951), (49, 3293973), (57, 2831661), (63, 2561979), (133, 1213569), (147, 1097991), (171, 943887), (189, 853993), (399, 404523), (441, 365997), (513, 314629), (931, 173367), (1197, 134841), (1323, 121999), (2793, 57789), (3591, 44947), (6421, 25137), (8379, 19263)]