291286255892

素因数分解:

$2^2\times {\mathrm{197}}^1\times {\mathrm{257}}^1\times {\mathrm{293}}^1\times {\mathrm{4909}}^1$

素因数の和:5660

約数の個数: 48

約数和(自身を含む): 516192581520

約数和(自身を除く): 224906325628

約数列:

[1, 2, 4, 197, 257, 293, 394, 514, 586, 788, 1028, 1172, 4909, 9818, 19636, 50629, 57721, 75301, 101258, 115442, 150602, 202516, 230884, 301204, 967073, 1261613, 1438337, 1934146, 2523226, 2876674, 3868292, 5046452, 5753348, 14834297, 29668594, 59337188, 248537761, 283352389, 369652609, 497075522, 566704778, 739305218, 994151044, 1133409556, 1478610436, 72821563973, 145643127946, 291286255892]

約数ペア:

[(1, 291286255892), (2, 145643127946), (4, 72821563973), (197, 1478610436), (257, 1133409556), (293, 994151044), (394, 739305218), (514, 566704778), (586, 497075522), (788, 369652609), (1028, 283352389), (1172, 248537761), (4909, 59337188), (9818, 29668594), (19636, 14834297), (50629, 5753348), (57721, 5046452), (75301, 3868292), (101258, 2876674), (115442, 2523226), (150602, 1934146), (202516, 1438337), (230884, 1261613), (301204, 967073)]