233897139

素因数分解:

$3^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:1958

約数の個数: 60

約数和(自身を含む): 419779008

約数和(自身を除く): 185881869

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 81, 93, 147, 189, 217, 279, 441, 567, 651, 837, 1323, 1519, 1901, 1953, 2511, 3969, 4557, 5703, 5859, 13307, 13671, 17109, 17577, 39921, 41013, 51327, 58931, 93149, 119763, 123039, 153981, 176793, 279447, 359289, 412517, 530379, 838341, 1077867, 1237551, 1591137, 2515023, 2887619, 3712653, 4773411, 7545069, 8662857, 11137959, 25988571, 33413877, 77965713, 233897139]

約数ペア:

[(1, 233897139), (3, 77965713), (7, 33413877), (9, 25988571), (21, 11137959), (27, 8662857), (31, 7545069), (49, 4773411), (63, 3712653), (81, 2887619), (93, 2515023), (147, 1591137), (189, 1237551), (217, 1077867), (279, 838341), (441, 530379), (567, 412517), (651, 359289), (837, 279447), (1323, 176793), (1519, 153981), (1901, 123039), (1953, 119763), (2511, 93149), (3969, 58931), (4557, 51327), (5703, 41013), (5859, 39921), (13307, 17577), (13671, 17109)]