129979904

素因数分解:

$2^9\times {\mathrm{253867}}^1$

素因数の和:253885

約数の個数: 20

約数和(自身を含む): 259706964

約数和(自身を除く): 129727060

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 253867, 507734, 1015468, 2030936, 4061872, 8123744, 16247488, 32494976, 64989952, 129979904]

約数ペア:

[(1, 129979904), (2, 64989952), (4, 32494976), (8, 16247488), (16, 8123744), (32, 4061872), (64, 2030936), (128, 1015468), (256, 507734), (512, 253867)]