31011084

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 91483392

約数和(自身を除く): 60472308

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 43, 46, 52, 67, 69, 78, 86, 92, 117, 129, 134, 138, 156, 172, 201, 207, 234, 258, 268, 276, 299, 387, 402, 414, 468, 516, 559, 598, 603, 774, 804, 828, 871, 897, 989, 1118, 1196, 1206, 1541, 1548, 1677, 1742, 1794, 1978, 2236, 2412, 2613, 2691, 2881, 2967, 3082, 3354, 3484, 3588, 3956, 4623, 5031, 5226, 5382, 5762, 5934, 6164, 6708, 7839, 8643, 8901, 9246, 10062, 10452, 10764, 11524, 11868, 12857, 13869, 15678, 17286, 17802, 18492, 20033, 20124, 25714, 25929, 27738, 31356, 34572, 35604, 37453, 38571, 40066, 51428, 51858, 55476, 60099, 66263, 74906, 77142, 80132, 103716, 112359, 115713, 120198, 132526, 149812, 154284, 180297, 198789, 224718, 231426, 240396, 265052, 337077, 360594, 397578, 449436, 462852, 596367, 674154, 721188, 795156, 861419, 1192734, 1348308, 1722838, 2385468, 2584257, 3445676, 5168514, 7752771, 10337028, 15505542, 31011084]

約数ペア:

[(1, 31011084), (2, 15505542), (3, 10337028), (4, 7752771), (6, 5168514), (9, 3445676), (12, 2584257), (13, 2385468), (18, 1722838), (23, 1348308), (26, 1192734), (36, 861419), (39, 795156), (43, 721188), (46, 674154), (52, 596367), (67, 462852), (69, 449436), (78, 397578), (86, 360594), (92, 337077), (117, 265052), (129, 240396), (134, 231426), (138, 224718), (156, 198789), (172, 180297), (201, 154284), (207, 149812), (234, 132526), (258, 120198), (268, 115713), (276, 112359), (299, 103716), (387, 80132), (402, 77142), (414, 74906), (468, 66263), (516, 60099), (559, 55476), (598, 51858), (603, 51428), (774, 40066), (804, 38571), (828, 37453), (871, 35604), (897, 34572), (989, 31356), (1118, 27738), (1196, 25929), (1206, 25714), (1541, 20124), (1548, 20033), (1677, 18492), (1742, 17802), (1794, 17286), (1978, 15678), (2236, 13869), (2412, 12857), (2613, 11868), (2691, 11524), (2881, 10764), (2967, 10452), (3082, 10062), (3354, 9246), (3484, 8901), (3588, 8643), (3956, 7839), (4623, 6708), (5031, 6164), (5226, 5934), (5382, 5762)]