249338045

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 351120000

約数和(自身を除く): 101781955

約数列:

[1, 5, 11, 19, 55, 95, 109, 121, 199, 209, 545, 605, 995, 1045, 1199, 2071, 2189, 2299, 3781, 5995, 10355, 10945, 11495, 13189, 18905, 21691, 22781, 24079, 41591, 65945, 108455, 113905, 120395, 207955, 238601, 250591, 412129, 457501, 1193005, 1252955, 2060645, 2287505, 2624611, 4533419, 13123055, 22667095, 49867609, 249338045]

約数ペア:

[(1, 249338045), (5, 49867609), (11, 22667095), (19, 13123055), (55, 4533419), (95, 2624611), (109, 2287505), (121, 2060645), (199, 1252955), (209, 1193005), (545, 457501), (605, 412129), (995, 250591), (1045, 238601), (1199, 207955), (2071, 120395), (2189, 113905), (2299, 108455), (3781, 65945), (5995, 41591), (10355, 24079), (10945, 22781), (11495, 21691), (13189, 18905)]