344345456

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3331}}^1$

素因数の和:3430

約数の個数: 80

約数和(自身を含む): 832946688

約数和(自身を除く): 488601232

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 71, 91, 104, 112, 142, 182, 208, 284, 364, 497, 568, 728, 923, 994, 1136, 1456, 1846, 1988, 3331, 3692, 3976, 6461, 6662, 7384, 7952, 12922, 13324, 14768, 23317, 25844, 26648, 43303, 46634, 51688, 53296, 86606, 93268, 103376, 173212, 186536, 236501, 303121, 346424, 373072, 473002, 606242, 692848, 946004, 1212484, 1655507, 1892008, 2424968, 3074513, 3311014, 3784016, 4849936, 6149026, 6622028, 12298052, 13244056, 21521591, 24596104, 26488112, 43043182, 49192208, 86086364, 172172728, 344345456]

約数ペア:

[(1, 344345456), (2, 172172728), (4, 86086364), (7, 49192208), (8, 43043182), (13, 26488112), (14, 24596104), (16, 21521591), (26, 13244056), (28, 12298052), (52, 6622028), (56, 6149026), (71, 4849936), (91, 3784016), (104, 3311014), (112, 3074513), (142, 2424968), (182, 1892008), (208, 1655507), (284, 1212484), (364, 946004), (497, 692848), (568, 606242), (728, 473002), (923, 373072), (994, 346424), (1136, 303121), (1456, 236501), (1846, 186536), (1988, 173212), (3331, 103376), (3692, 93268), (3976, 86606), (6461, 53296), (6662, 51688), (7384, 46634), (7952, 43303), (12922, 26648), (13324, 25844), (14768, 23317)]