71177145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 128024064

約数和(自身を除く): 56846919

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 71, 97, 159, 195, 213, 265, 291, 355, 485, 689, 795, 923, 1065, 1261, 1455, 2067, 2769, 3445, 3763, 3783, 4615, 5141, 6305, 6887, 10335, 11289, 13845, 15423, 18815, 18915, 20661, 25705, 34435, 48919, 56445, 66833, 77115, 89531, 103305, 146757, 200499, 244595, 268593, 334165, 365011, 447655, 733785, 1002495, 1095033, 1342965, 1825055, 4745143, 5475165, 14235429, 23725715, 71177145]

約数ペア:

[(1, 71177145), (3, 23725715), (5, 14235429), (13, 5475165), (15, 4745143), (39, 1825055), (53, 1342965), (65, 1095033), (71, 1002495), (97, 733785), (159, 447655), (195, 365011), (213, 334165), (265, 268593), (291, 244595), (355, 200499), (485, 146757), (689, 103305), (795, 89531), (923, 77115), (1065, 66833), (1261, 56445), (1455, 48919), (2067, 34435), (2769, 25705), (3445, 20661), (3763, 18915), (3783, 18815), (4615, 15423), (5141, 13845), (6305, 11289), (6887, 10335)]