81431569338

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{42989}}^1$

素因数の和:43404

約数の個数: 96

約数和(自身を含む): 201131294400

約数和(自身を除く): 119699725062

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 49, 51, 98, 102, 119, 147, 238, 294, 357, 379, 714, 758, 833, 1137, 1666, 2274, 2499, 2653, 4998, 5306, 6443, 7959, 12886, 15918, 18571, 19329, 37142, 38658, 42989, 45101, 55713, 85978, 90202, 111426, 128967, 135303, 257934, 270606, 300923, 315707, 601846, 631414, 730813, 902769, 947121, 1461626, 1805538, 1894242, 2106461, 2192439, 4212922, 4384878, 5115691, 6319383, 10231382, 12638766, 15347073, 16292831, 30694146, 32585662, 35809837, 48878493, 71619674, 97756986, 107429511, 114049817, 214859022, 228099634, 276978127, 342149451, 553956254, 684298902, 798348719, 830934381, 1596697438, 1661868762, 1938846889, 2395046157, 3877693778, 4790092314, 5816540667, 11633081334, 13571928223, 27143856446, 40715784669, 81431569338]

約数ペア:

[(1, 81431569338), (2, 40715784669), (3, 27143856446), (6, 13571928223), (7, 11633081334), (14, 5816540667), (17, 4790092314), (21, 3877693778), (34, 2395046157), (42, 1938846889), (49, 1661868762), (51, 1596697438), (98, 830934381), (102, 798348719), (119, 684298902), (147, 553956254), (238, 342149451), (294, 276978127), (357, 228099634), (379, 214859022), (714, 114049817), (758, 107429511), (833, 97756986), (1137, 71619674), (1666, 48878493), (2274, 35809837), (2499, 32585662), (2653, 30694146), (4998, 16292831), (5306, 15347073), (6443, 12638766), (7959, 10231382), (12886, 6319383), (15918, 5115691), (18571, 4384878), (19329, 4212922), (37142, 2192439), (38658, 2106461), (42989, 1894242), (45101, 1805538), (55713, 1461626), (85978, 947121), (90202, 902769), (111426, 730813), (128967, 631414), (135303, 601846), (257934, 315707), (270606, 300923)]