213013912

素因数分解:

$2^3\times {\mathrm{2621}}^1\times {\mathrm{10159}}^1$

素因数の和:12786

約数の個数: 16

約数和(自身を含む): 399592800

約数和(自身を除く): 186578888

約数列:

[1, 2, 4, 8, 2621, 5242, 10159, 10484, 20318, 20968, 40636, 81272, 26626739, 53253478, 106506956, 213013912]

約数ペア:

[(1, 213013912), (2, 106506956), (4, 53253478), (8, 26626739), (2621, 81272), (5242, 40636), (10159, 20968), (10484, 20318)]