2251569339

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{2690047}}^1$

素因数の和:2690087

約数の個数: 16

約数和(自身を含む): 3443261440

約数和(自身を除く): 1191692101

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 2690047, 8070141, 24210423, 72631269, 83391457, 250174371, 750523113, 2251569339]

約数ペア:

[(1, 2251569339), (3, 750523113), (9, 250174371), (27, 83391457), (31, 72631269), (93, 24210423), (279, 8070141), (837, 2690047)]