248944904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{39241}}^1$

素因数の和:39321

約数の個数: 32

約数和(自身を含む): 510930840

約数和(自身を除く): 261985936

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 6344, 39241, 78482, 156964, 313928, 510133, 1020266, 2040532, 2393701, 4081064, 4787402, 9574804, 19149608, 31118113, 62236226, 124472452, 248944904]

約数ペア:

[(1, 248944904), (2, 124472452), (4, 62236226), (8, 31118113), (13, 19149608), (26, 9574804), (52, 4787402), (61, 4081064), (104, 2393701), (122, 2040532), (244, 1020266), (488, 510133), (793, 313928), (1586, 156964), (3172, 78482), (6344, 39241)]