72253281

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1987}}^1$

素因数の和:2061

約数の個数: 32

約数和(自身を含む): 109928448

約数和(自身を除く): 37675167

約数列:

[1, 3, 17, 23, 31, 51, 69, 93, 391, 527, 713, 1173, 1581, 1987, 2139, 5961, 12121, 33779, 36363, 45701, 61597, 101337, 137103, 184791, 776917, 1047149, 1416731, 2330751, 3141447, 4250193, 24084427, 72253281]

約数ペア:

[(1, 72253281), (3, 24084427), (17, 4250193), (23, 3141447), (31, 2330751), (51, 1416731), (69, 1047149), (93, 776917), (391, 184791), (527, 137103), (713, 101337), (1173, 61597), (1581, 45701), (1987, 36363), (2139, 33779), (5961, 12121)]