127869231

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{877}}^1$

素因数の和:1071

約数の個数: 32

約数和(自身を含む): 200268288

約数和(自身を除く): 72399057

約数列:

[1, 3, 7, 21, 53, 131, 159, 371, 393, 877, 917, 1113, 2631, 2751, 6139, 6943, 18417, 20829, 46481, 48601, 114887, 139443, 145803, 325367, 344661, 804209, 976101, 2412627, 6089011, 18267033, 42623077, 127869231]

約数ペア:

[(1, 127869231), (3, 42623077), (7, 18267033), (21, 6089011), (53, 2412627), (131, 976101), (159, 804209), (371, 344661), (393, 325367), (877, 145803), (917, 139443), (1113, 114887), (2631, 48601), (2751, 46481), (6139, 20829), (6943, 18417)]