201494468

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{887}}^1$

素因数の和:985

約数の個数: 72

約数和(自身を含む): 439346880

約数和(自身を除く): 237852412

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 61, 76, 98, 122, 133, 196, 244, 266, 427, 532, 854, 887, 931, 1159, 1708, 1774, 1862, 2318, 2989, 3548, 3724, 4636, 5978, 6209, 8113, 11956, 12418, 16226, 16853, 24836, 32452, 33706, 43463, 54107, 56791, 67412, 86926, 108214, 113582, 117971, 173852, 216428, 227164, 235942, 378749, 471884, 757498, 825797, 1028033, 1514996, 1651594, 2056066, 2651243, 3303188, 4112132, 5302486, 7196231, 10604972, 14392462, 28784924, 50373617, 100747234, 201494468]

約数ペア:

[(1, 201494468), (2, 100747234), (4, 50373617), (7, 28784924), (14, 14392462), (19, 10604972), (28, 7196231), (38, 5302486), (49, 4112132), (61, 3303188), (76, 2651243), (98, 2056066), (122, 1651594), (133, 1514996), (196, 1028033), (244, 825797), (266, 757498), (427, 471884), (532, 378749), (854, 235942), (887, 227164), (931, 216428), (1159, 173852), (1708, 117971), (1774, 113582), (1862, 108214), (2318, 86926), (2989, 67412), (3548, 56791), (3724, 54107), (4636, 43463), (5978, 33706), (6209, 32452), (8113, 24836), (11956, 16853), (12418, 16226)]