30908271

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 44605440

約数和(自身を除く): 13697169

約数列:

[1, 3, 31, 43, 59, 93, 129, 131, 177, 393, 1333, 1829, 2537, 3999, 4061, 5487, 5633, 7611, 7729, 12183, 16899, 23187, 78647, 174623, 235941, 239599, 332347, 523869, 718797, 997041, 10302757, 30908271]

約数ペア:

[(1, 30908271), (3, 10302757), (31, 997041), (43, 718797), (59, 523869), (93, 332347), (129, 239599), (131, 235941), (177, 174623), (393, 78647), (1333, 23187), (1829, 16899), (2537, 12183), (3999, 7729), (4061, 7611), (5487, 5633)]