28957936

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 69209856

約数和(自身を除く): 40251920

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 67, 68, 112, 119, 134, 136, 227, 238, 268, 272, 454, 469, 476, 536, 908, 938, 952, 1072, 1139, 1589, 1816, 1876, 1904, 2278, 3178, 3632, 3752, 3859, 4556, 6356, 7504, 7718, 7973, 9112, 12712, 15209, 15436, 15946, 18224, 25424, 27013, 30418, 30872, 31892, 54026, 60836, 61744, 63784, 106463, 108052, 121672, 127568, 212926, 216104, 243344, 258553, 425852, 432208, 517106, 851704, 1034212, 1703408, 1809871, 2068424, 3619742, 4136848, 7239484, 14478968, 28957936]

約数ペア:

[(1, 28957936), (2, 14478968), (4, 7239484), (7, 4136848), (8, 3619742), (14, 2068424), (16, 1809871), (17, 1703408), (28, 1034212), (34, 851704), (56, 517106), (67, 432208), (68, 425852), (112, 258553), (119, 243344), (134, 216104), (136, 212926), (227, 127568), (238, 121672), (268, 108052), (272, 106463), (454, 63784), (469, 61744), (476, 60836), (536, 54026), (908, 31892), (938, 30872), (952, 30418), (1072, 27013), (1139, 25424), (1589, 18224), (1816, 15946), (1876, 15436), (1904, 15209), (2278, 12712), (3178, 9112), (3632, 7973), (3752, 7718), (3859, 7504), (4556, 6356)]