221724338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 401448960

約数和(自身を除く): 179724622

約数列:

[1, 2, 11, 19, 22, 31, 38, 62, 71, 142, 209, 241, 341, 418, 482, 589, 682, 781, 1178, 1349, 1562, 2201, 2651, 2698, 4402, 4579, 5302, 6479, 7471, 9158, 12958, 14839, 14942, 17111, 24211, 29678, 34222, 41819, 48422, 50369, 82181, 83638, 100738, 141949, 164362, 188221, 283898, 325109, 376442, 460009, 530441, 650218, 920018, 1060882, 1561439, 3122878, 3576199, 5834851, 7152398, 10078379, 11669702, 20156758, 110862169, 221724338]

約数ペア:

[(1, 221724338), (2, 110862169), (11, 20156758), (19, 11669702), (22, 10078379), (31, 7152398), (38, 5834851), (62, 3576199), (71, 3122878), (142, 1561439), (209, 1060882), (241, 920018), (341, 650218), (418, 530441), (482, 460009), (589, 376442), (682, 325109), (781, 283898), (1178, 188221), (1349, 164362), (1562, 141949), (2201, 100738), (2651, 83638), (2698, 82181), (4402, 50369), (4579, 48422), (5302, 41819), (6479, 34222), (7471, 29678), (9158, 24211), (12958, 17111), (14839, 14942)]