28142814

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 66663936

約数和(自身を除く): 38521122

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 73, 134, 137, 146, 201, 219, 274, 402, 411, 438, 469, 511, 822, 938, 959, 1022, 1407, 1533, 1918, 2814, 2877, 3066, 4891, 5754, 9179, 9782, 10001, 14673, 18358, 20002, 27537, 29346, 30003, 34237, 55074, 60006, 64253, 68474, 70007, 102711, 128506, 140014, 192759, 205422, 210021, 385518, 420042, 670067, 1340134, 2010201, 4020402, 4690469, 9380938, 14071407, 28142814]

約数ペア:

[(1, 28142814), (2, 14071407), (3, 9380938), (6, 4690469), (7, 4020402), (14, 2010201), (21, 1340134), (42, 670067), (67, 420042), (73, 385518), (134, 210021), (137, 205422), (146, 192759), (201, 140014), (219, 128506), (274, 102711), (402, 70007), (411, 68474), (438, 64253), (469, 60006), (511, 55074), (822, 34237), (938, 30003), (959, 29346), (1022, 27537), (1407, 20002), (1533, 18358), (1918, 14673), (2814, 10001), (2877, 9782), (3066, 9179), (4891, 5754)]