31941088

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:359

約数の個数: 48

約数和(自身を含む): 65197440

約数和(自身を除く): 33256352

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 139, 167, 172, 278, 334, 344, 556, 668, 688, 1112, 1336, 1376, 2224, 2672, 4448, 5344, 5977, 7181, 11954, 14362, 23213, 23908, 28724, 46426, 47816, 57448, 92852, 95632, 114896, 185704, 191264, 229792, 371408, 742816, 998159, 1996318, 3992636, 7985272, 15970544, 31941088]

約数ペア:

[(1, 31941088), (2, 15970544), (4, 7985272), (8, 3992636), (16, 1996318), (32, 998159), (43, 742816), (86, 371408), (139, 229792), (167, 191264), (172, 185704), (278, 114896), (334, 95632), (344, 92852), (556, 57448), (668, 47816), (688, 46426), (1112, 28724), (1336, 23908), (1376, 23213), (2224, 14362), (2672, 11954), (4448, 7181), (5344, 5977)]