51311434

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{389}}^1\times {\mathrm{653}}^1$

素因数の和:1145

約数の個数: 16

約数和(自身を含む): 78048360

約数和(自身を除く): 26736926

約数列:

[1, 2, 101, 202, 389, 653, 778, 1306, 39289, 65953, 78578, 131906, 254017, 508034, 25655717, 51311434]

約数ペア:

[(1, 51311434), (2, 25655717), (101, 508034), (202, 254017), (389, 131906), (653, 78578), (778, 65953), (1306, 39289)]