128543902

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{47857}}^1$

素因数の和:47955

約数の個数: 16

約数和(自身を含む): 206746560

約数和(自身を除く): 78202658

約数列:

[1, 2, 17, 34, 79, 158, 1343, 2686, 47857, 95714, 813569, 1627138, 3780703, 7561406, 64271951, 128543902]

約数ペア:

[(1, 128543902), (2, 64271951), (17, 7561406), (34, 3780703), (79, 1627138), (158, 813569), (1343, 95714), (2686, 47857)]