131023494

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2687}}^1$

素因数の和:2751

約数の個数: 80

約数和(自身を含む): 343461888

約数和(自身を除く): 212438394

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 43, 54, 63, 81, 86, 126, 129, 162, 189, 258, 301, 378, 387, 567, 602, 774, 903, 1134, 1161, 1806, 2322, 2687, 2709, 3483, 5374, 5418, 6966, 8061, 8127, 16122, 16254, 18809, 24183, 24381, 37618, 48366, 48762, 56427, 72549, 112854, 115541, 145098, 169281, 217647, 231082, 338562, 346623, 435294, 507843, 693246, 808787, 1015686, 1039869, 1523529, 1617574, 2079738, 2426361, 3047058, 3119607, 4852722, 6239214, 7279083, 9358821, 14558166, 18717642, 21837249, 43674498, 65511747, 131023494]

約数ペア:

[(1, 131023494), (2, 65511747), (3, 43674498), (6, 21837249), (7, 18717642), (9, 14558166), (14, 9358821), (18, 7279083), (21, 6239214), (27, 4852722), (42, 3119607), (43, 3047058), (54, 2426361), (63, 2079738), (81, 1617574), (86, 1523529), (126, 1039869), (129, 1015686), (162, 808787), (189, 693246), (258, 507843), (301, 435294), (378, 346623), (387, 338562), (567, 231082), (602, 217647), (774, 169281), (903, 145098), (1134, 115541), (1161, 112854), (1806, 72549), (2322, 56427), (2687, 48762), (2709, 48366), (3483, 37618), (5374, 24381), (5418, 24183), (6966, 18809), (8061, 16254), (8127, 16122)]