74984013

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 124488000

約数和(自身を除く): 49503987

約数列:

[1, 3, 9, 13, 19, 39, 57, 89, 117, 171, 247, 267, 379, 741, 801, 1137, 1157, 1691, 2223, 3411, 3471, 4927, 5073, 7201, 10413, 14781, 15219, 21603, 21983, 33731, 44343, 64809, 65949, 93613, 101193, 197847, 280839, 303579, 438503, 640889, 842517, 1315509, 1922667, 3946527, 5768001, 8331557, 24994671, 74984013]

約数ペア:

[(1, 74984013), (3, 24994671), (9, 8331557), (13, 5768001), (19, 3946527), (39, 1922667), (57, 1315509), (89, 842517), (117, 640889), (171, 438503), (247, 303579), (267, 280839), (379, 197847), (741, 101193), (801, 93613), (1137, 65949), (1157, 64809), (1691, 44343), (2223, 33731), (3411, 21983), (3471, 21603), (4927, 15219), (5073, 14781), (7201, 10413)]