642695366962

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1\times {\mathrm{10531}}^1$

素因数の和:11143

約数の個数: 64

約数和(自身を含む): 1081038182400

約数和(自身を除く): 438342815438

約数列:

[1, 2, 11, 22, 71, 89, 142, 178, 439, 781, 878, 979, 1562, 1958, 4829, 6319, 9658, 10531, 12638, 21062, 31169, 39071, 62338, 69509, 78142, 115841, 139018, 231682, 342859, 429781, 685718, 747701, 859562, 937259, 1495402, 1874518, 2774041, 4623109, 5548082, 8224711, 9246218, 10309849, 16449422, 20619698, 30514451, 50854199, 61028902, 66545389, 101708398, 133090778, 328240739, 411456701, 656481478, 731999279, 822913402, 1463998558, 3610648129, 4526023711, 7221296258, 9052047422, 29213425771, 58426851542, 321347683481, 642695366962]

約数ペア:

[(1, 642695366962), (2, 321347683481), (11, 58426851542), (22, 29213425771), (71, 9052047422), (89, 7221296258), (142, 4526023711), (178, 3610648129), (439, 1463998558), (781, 822913402), (878, 731999279), (979, 656481478), (1562, 411456701), (1958, 328240739), (4829, 133090778), (6319, 101708398), (9658, 66545389), (10531, 61028902), (12638, 50854199), (21062, 30514451), (31169, 20619698), (39071, 16449422), (62338, 10309849), (69509, 9246218), (78142, 8224711), (115841, 5548082), (139018, 4623109), (231682, 2774041), (342859, 1874518), (429781, 1495402), (685718, 937259), (747701, 859562)]