2040200943

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 3208550400

約数和(自身を除く): 1168349457

約数列:

[1, 3, 11, 19, 33, 57, 59, 131, 177, 209, 393, 421, 627, 649, 1121, 1263, 1441, 1947, 2489, 3363, 4323, 4631, 7467, 7729, 7999, 12331, 13893, 23187, 23997, 24839, 27379, 36993, 55151, 74517, 82137, 85019, 87989, 146851, 165453, 255057, 263967, 273229, 440553, 471941, 606661, 819687, 1047869, 1415823, 1615361, 1819983, 3143607, 3253909, 4846083, 5191351, 9761727, 11526559, 15574053, 34579677, 35792999, 61824271, 107378997, 185472813, 680066981, 2040200943]

約数ペア:

[(1, 2040200943), (3, 680066981), (11, 185472813), (19, 107378997), (33, 61824271), (57, 35792999), (59, 34579677), (131, 15574053), (177, 11526559), (209, 9761727), (393, 5191351), (421, 4846083), (627, 3253909), (649, 3143607), (1121, 1819983), (1263, 1615361), (1441, 1415823), (1947, 1047869), (2489, 819687), (3363, 606661), (4323, 471941), (4631, 440553), (7467, 273229), (7729, 263967), (7999, 255057), (12331, 165453), (13893, 146851), (23187, 87989), (23997, 85019), (24839, 82137), (27379, 74517), (36993, 55151)]