249105688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{2417}}^1$

素因数の和:3427

約数の個数: 32

約数和(自身を含む): 503717760

約数和(自身を除く): 254612072

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 991, 1982, 2417, 3964, 4834, 7928, 9668, 12883, 19336, 25766, 31421, 51532, 62842, 103064, 125684, 251368, 2395247, 4790494, 9580988, 19161976, 31138211, 62276422, 124552844, 249105688]

約数ペア:

[(1, 249105688), (2, 124552844), (4, 62276422), (8, 31138211), (13, 19161976), (26, 9580988), (52, 4790494), (104, 2395247), (991, 251368), (1982, 125684), (2417, 103064), (3964, 62842), (4834, 51532), (7928, 31421), (9668, 25766), (12883, 19336)]