201999814821

素因数分解:

$3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{449}}^1\times {\mathrm{18743}}^1$

素因数の和:19335

約数の個数: 64

約数和(自身を含む): 345489408000

約数和(自身を除く): 143489593179

約数列:

[1, 3, 7, 9, 21, 27, 63, 127, 189, 381, 449, 889, 1143, 1347, 2667, 3143, 3429, 4041, 8001, 9429, 12123, 18743, 24003, 28287, 56229, 57023, 84861, 131201, 168687, 171069, 393603, 399161, 506061, 513207, 1180809, 1197483, 1539621, 2380361, 3542427, 3592449, 7141083, 8415607, 10777347, 16662527, 21423249, 25246821, 49987581, 58909249, 64269747, 75740463, 149962743, 176727747, 227221389, 449888229, 530183241, 1068782089, 1590549723, 3206346267, 7481474623, 9619038801, 22444423869, 28857116403, 67333271607, 201999814821]

約数ペア:

[(1, 201999814821), (3, 67333271607), (7, 28857116403), (9, 22444423869), (21, 9619038801), (27, 7481474623), (63, 3206346267), (127, 1590549723), (189, 1068782089), (381, 530183241), (449, 449888229), (889, 227221389), (1143, 176727747), (1347, 149962743), (2667, 75740463), (3143, 64269747), (3429, 58909249), (4041, 49987581), (8001, 25246821), (9429, 21423249), (12123, 16662527), (18743, 10777347), (24003, 8415607), (28287, 7141083), (56229, 3592449), (57023, 3542427), (84861, 2380361), (131201, 1539621), (168687, 1197483), (171069, 1180809), (393603, 513207), (399161, 506061)]