289641538

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{367}}^1\times {\mathrm{3907}}^1$

素因数の和:4377

約数の個数: 16

約数和(自身を含む): 440072064

約数和(自身を除く): 150430526

約数列:

[1, 2, 101, 202, 367, 734, 3907, 7814, 37067, 74134, 394607, 789214, 1433869, 2867738, 144820769, 289641538]

約数ペア:

[(1, 289641538), (2, 144820769), (101, 2867738), (202, 1433869), (367, 789214), (734, 394607), (3907, 74134), (7814, 37067)]