249260030

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{408623}}^1$

素因数の和:408691

約数の個数: 16

約数和(自身を含む): 456024384

約数和(自身を除く): 206764354

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 408623, 817246, 2043115, 4086230, 24926003, 49852006, 124630015, 249260030]

約数ペア:

[(1, 249260030), (2, 124630015), (5, 49852006), (10, 24926003), (61, 4086230), (122, 2043115), (305, 817246), (610, 408623)]