87871446

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:179

約数の個数: 128

約数和(自身を含む): 223534080

約数和(自身を除く): 135662634

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 41, 43, 54, 71, 78, 82, 86, 117, 123, 129, 142, 213, 234, 246, 258, 351, 369, 387, 426, 533, 559, 639, 702, 738, 774, 923, 1066, 1107, 1118, 1161, 1278, 1599, 1677, 1763, 1846, 1917, 2214, 2322, 2769, 2911, 3053, 3198, 3354, 3526, 3834, 4797, 5031, 5289, 5538, 5822, 6106, 8307, 8733, 9159, 9594, 10062, 10578, 14391, 15093, 15867, 16614, 17466, 18318, 22919, 24921, 26199, 27477, 28782, 30186, 31734, 37843, 39689, 45838, 47601, 49842, 52398, 54954, 68757, 75686, 78597, 79378, 82431, 95202, 113529, 119067, 125173, 137514, 157194, 164862, 206271, 227058, 238134, 250346, 340587, 357201, 375519, 412542, 618813, 681174, 714402, 751038, 1021761, 1071603, 1126557, 1237626, 1627249, 2043522, 2143206, 2253114, 3254498, 3379671, 4881747, 6759342, 9763494, 14645241, 29290482, 43935723, 87871446]

約数ペア:

[(1, 87871446), (2, 43935723), (3, 29290482), (6, 14645241), (9, 9763494), (13, 6759342), (18, 4881747), (26, 3379671), (27, 3254498), (39, 2253114), (41, 2143206), (43, 2043522), (54, 1627249), (71, 1237626), (78, 1126557), (82, 1071603), (86, 1021761), (117, 751038), (123, 714402), (129, 681174), (142, 618813), (213, 412542), (234, 375519), (246, 357201), (258, 340587), (351, 250346), (369, 238134), (387, 227058), (426, 206271), (533, 164862), (559, 157194), (639, 137514), (702, 125173), (738, 119067), (774, 113529), (923, 95202), (1066, 82431), (1107, 79378), (1118, 78597), (1161, 75686), (1278, 68757), (1599, 54954), (1677, 52398), (1763, 49842), (1846, 47601), (1917, 45838), (2214, 39689), (2322, 37843), (2769, 31734), (2911, 30186), (3053, 28782), (3198, 27477), (3354, 26199), (3526, 24921), (3834, 22919), (4797, 18318), (5031, 17466), (5289, 16614), (5538, 15867), (5822, 15093), (6106, 14391), (8307, 10578), (8733, 10062), (9159, 9594)]