291990426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1327}}^1$

素因数の和:1396

約数の個数: 96

約数和(自身を含む): 746569728

約数和(自身を除く): 454579302

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 62, 78, 91, 93, 169, 182, 186, 217, 273, 338, 403, 434, 507, 546, 651, 806, 1014, 1183, 1209, 1302, 1327, 2366, 2418, 2654, 2821, 3549, 3981, 5239, 5642, 7098, 7962, 8463, 9289, 10478, 15717, 16926, 17251, 18578, 27867, 31434, 34502, 36673, 41137, 51753, 55734, 73346, 82274, 103506, 110019, 120757, 123411, 220038, 224263, 241514, 246822, 287959, 362271, 448526, 534781, 575918, 672789, 724542, 863877, 1069562, 1345578, 1569841, 1604343, 1727754, 3139682, 3208686, 3743467, 4709523, 6952153, 7486934, 9419046, 11230401, 13904306, 20856459, 22460802, 41712918, 48665071, 97330142, 145995213, 291990426]

約数ペア:

[(1, 291990426), (2, 145995213), (3, 97330142), (6, 48665071), (7, 41712918), (13, 22460802), (14, 20856459), (21, 13904306), (26, 11230401), (31, 9419046), (39, 7486934), (42, 6952153), (62, 4709523), (78, 3743467), (91, 3208686), (93, 3139682), (169, 1727754), (182, 1604343), (186, 1569841), (217, 1345578), (273, 1069562), (338, 863877), (403, 724542), (434, 672789), (507, 575918), (546, 534781), (651, 448526), (806, 362271), (1014, 287959), (1183, 246822), (1209, 241514), (1302, 224263), (1327, 220038), (2366, 123411), (2418, 120757), (2654, 110019), (2821, 103506), (3549, 82274), (3981, 73346), (5239, 55734), (5642, 51753), (7098, 41137), (7962, 36673), (8463, 34502), (9289, 31434), (10478, 27867), (15717, 18578), (16926, 17251)]