147781898

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{19699}}^1$

素因数の和:19754

約数の個数: 24

約数和(自身を含む): 251529600

約数和(自身を除く): 103747702

約数列:

[1, 2, 11, 22, 31, 62, 121, 242, 341, 682, 3751, 7502, 19699, 39398, 216689, 433378, 610669, 1221338, 2383579, 4767158, 6717359, 13434718, 73890949, 147781898]

約数ペア:

[(1, 147781898), (2, 73890949), (11, 13434718), (22, 6717359), (31, 4767158), (62, 2383579), (121, 1221338), (242, 610669), (341, 433378), (682, 216689), (3751, 39398), (7502, 19699)]