221443068

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{21787}}^1$

素因数の和:21823

約数の個数: 72

約数和(自身を含む): 649108096

約数和(自身を除く): 427665028

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 121, 132, 154, 231, 242, 308, 363, 462, 484, 726, 847, 924, 1452, 1694, 2541, 3388, 5082, 10164, 21787, 43574, 65361, 87148, 130722, 152509, 239657, 261444, 305018, 457527, 479314, 610036, 718971, 915054, 958628, 1437942, 1677599, 1830108, 2636227, 2875884, 3355198, 5032797, 5272454, 6710396, 7908681, 10065594, 10544908, 15817362, 18453589, 20131188, 31634724, 36907178, 55360767, 73814356, 110721534, 221443068]

約数ペア:

[(1, 221443068), (2, 110721534), (3, 73814356), (4, 55360767), (6, 36907178), (7, 31634724), (11, 20131188), (12, 18453589), (14, 15817362), (21, 10544908), (22, 10065594), (28, 7908681), (33, 6710396), (42, 5272454), (44, 5032797), (66, 3355198), (77, 2875884), (84, 2636227), (121, 1830108), (132, 1677599), (154, 1437942), (231, 958628), (242, 915054), (308, 718971), (363, 610036), (462, 479314), (484, 457527), (726, 305018), (847, 261444), (924, 239657), (1452, 152509), (1694, 130722), (2541, 87148), (3388, 65361), (5082, 43574), (10164, 21787)]