275065281

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{2999}}^1$

素因数の和:3130

約数の個数: 32

約数和(自身を含む): 422400000

約数和(自身を除く): 147334719

約数列:

[1, 3, 9, 27, 43, 79, 129, 237, 387, 711, 1161, 2133, 2999, 3397, 8997, 10191, 26991, 30573, 80973, 91719, 128957, 236921, 386871, 710763, 1160613, 2132289, 3481839, 6396867, 10187603, 30562809, 91688427, 275065281]

約数ペア:

[(1, 275065281), (3, 91688427), (9, 30562809), (27, 10187603), (43, 6396867), (79, 3481839), (129, 2132289), (237, 1160613), (387, 710763), (711, 386871), (1161, 236921), (2133, 128957), (2999, 91719), (3397, 80973), (8997, 30573), (10191, 26991)]