1285407616

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{164627}}^1$

素因数の和:164702

約数の個数: 32

約数和(自身を含む): 2602768680

約数和(自身を除く): 1317361064

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 488, 976, 1952, 3904, 7808, 164627, 329254, 658508, 1317016, 2634032, 5268064, 10042247, 10536128, 20084494, 21072256, 40168988, 80337976, 160675952, 321351904, 642703808, 1285407616]

約数ペア:

[(1, 1285407616), (2, 642703808), (4, 321351904), (8, 160675952), (16, 80337976), (32, 40168988), (61, 21072256), (64, 20084494), (122, 10536128), (128, 10042247), (244, 5268064), (488, 2634032), (976, 1317016), (1952, 658508), (3904, 329254), (7808, 164627)]