51591330553

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1$

素因数の和:651

約数の個数: 72

約数和(自身を含む): 65071776384

約数和(自身を除く): 13480445831

約数列:

[1, 7, 19, 49, 67, 101, 133, 361, 431, 469, 707, 931, 1273, 1919, 2527, 3017, 3283, 4949, 6767, 8189, 8911, 13433, 17689, 21119, 24187, 28877, 36461, 43531, 47369, 57323, 62377, 94031, 128573, 155591, 169309, 202139, 255227, 304717, 331583, 401261, 548663, 827089, 900011, 1089137, 1185163, 1414973, 1786589, 2133019, 2442887, 2916577, 3840641, 5789623, 6300077, 7623959, 10424597, 15714691, 17100209, 20416039, 26884487, 40527361, 55414963, 72972179, 110002837, 119701463, 142912273, 387904741, 510805253, 770019859, 1052884297, 2715333187, 7370190079, 51591330553]

約数ペア:

[(1, 51591330553), (7, 7370190079), (19, 2715333187), (49, 1052884297), (67, 770019859), (101, 510805253), (133, 387904741), (361, 142912273), (431, 119701463), (469, 110002837), (707, 72972179), (931, 55414963), (1273, 40527361), (1919, 26884487), (2527, 20416039), (3017, 17100209), (3283, 15714691), (4949, 10424597), (6767, 7623959), (8189, 6300077), (8911, 5789623), (13433, 3840641), (17689, 2916577), (21119, 2442887), (24187, 2133019), (28877, 1786589), (36461, 1414973), (43531, 1185163), (47369, 1089137), (57323, 900011), (62377, 827089), (94031, 548663), (128573, 401261), (155591, 331583), (169309, 304717), (202139, 255227)]