215452168

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{541}}^1\times {\mathrm{743}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 411312960

約数和(自身を除く): 195860792

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 541, 743, 1082, 1486, 2164, 2972, 4328, 5944, 36247, 49781, 72494, 99562, 144988, 199124, 289976, 398248, 401963, 803926, 1607852, 3215704, 26931521, 53863042, 107726084, 215452168]

約数ペア:

[(1, 215452168), (2, 107726084), (4, 53863042), (8, 26931521), (67, 3215704), (134, 1607852), (268, 803926), (536, 401963), (541, 398248), (743, 289976), (1082, 199124), (1486, 144988), (2164, 99562), (2972, 72494), (4328, 49781), (5944, 36247)]