30986902

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1\times {\mathrm{509}}^1$

素因数の和:1071

約数の個数: 16

約数和(自身を含む): 47430000

約数和(自身を除く): 16443098

約数列:

[1, 2, 61, 122, 499, 509, 998, 1018, 30439, 31049, 60878, 62098, 253991, 507982, 15493451, 30986902]

約数ペア:

[(1, 30986902), (2, 15493451), (61, 507982), (122, 253991), (499, 62098), (509, 60878), (998, 31049), (1018, 30439)]