128090109

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4799}}^1$

素因数の和:4881

約数の個数: 32

約数和(自身を含む): 206438400

約数和(自身を除く): 78348291

約数列:

[1, 3, 7, 21, 31, 41, 93, 123, 217, 287, 651, 861, 1271, 3813, 4799, 8897, 14397, 26691, 33593, 100779, 148769, 196759, 446307, 590277, 1041383, 1377313, 3124149, 4131939, 6099529, 18298587, 42696703, 128090109]

約数ペア:

[(1, 128090109), (3, 42696703), (7, 18298587), (21, 6099529), (31, 4131939), (41, 3124149), (93, 1377313), (123, 1041383), (217, 590277), (287, 446307), (651, 196759), (861, 148769), (1271, 100779), (3813, 33593), (4799, 26691), (8897, 14397)]