49142275

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21601}}^1$

素因数の和:21631

約数の個数: 24

約数和(自身を含む): 75002144

約数和(自身を除く): 25859869

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 21601, 108005, 151207, 280813, 540025, 756035, 1404065, 1965691, 3780175, 7020325, 9828455, 49142275]

約数ペア:

[(1, 49142275), (5, 9828455), (7, 7020325), (13, 3780175), (25, 1965691), (35, 1404065), (65, 756035), (91, 540025), (175, 280813), (325, 151207), (455, 108005), (2275, 21601)]