388261107

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:402

約数の個数: 60

約数和(自身を含む): 636124104

約数和(自身を除く): 247862997

約数列:

[1, 3, 9, 13, 27, 39, 81, 113, 117, 169, 251, 339, 351, 507, 753, 1017, 1053, 1469, 1521, 2259, 3051, 3263, 4407, 4563, 6777, 9153, 9789, 13221, 13689, 19097, 20331, 28363, 29367, 39663, 42419, 57291, 85089, 88101, 118989, 127257, 171873, 255267, 264303, 368719, 381771, 515619, 765801, 1106157, 1145313, 1546857, 2297403, 3318471, 3435939, 4793347, 9955413, 14380041, 29866239, 43140123, 129420369, 388261107]

約数ペア:

[(1, 388261107), (3, 129420369), (9, 43140123), (13, 29866239), (27, 14380041), (39, 9955413), (81, 4793347), (113, 3435939), (117, 3318471), (169, 2297403), (251, 1546857), (339, 1145313), (351, 1106157), (507, 765801), (753, 515619), (1017, 381771), (1053, 368719), (1469, 264303), (1521, 255267), (2259, 171873), (3051, 127257), (3263, 118989), (4407, 88101), (4563, 85089), (6777, 57291), (9153, 42419), (9789, 39663), (13221, 29367), (13689, 28363), (19097, 20331)]