81647992

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{351931}}^1$

素因数の和:351966

約数の個数: 16

約数和(自身を含む): 158369400

約数和(自身を除く): 76721408

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 351931, 703862, 1407724, 2815448, 10205999, 20411998, 40823996, 81647992]

約数ペア:

[(1, 81647992), (2, 40823996), (4, 20411998), (8, 10205999), (29, 2815448), (58, 1407724), (116, 703862), (232, 351931)]