2017132515

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^2\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:461

約数の個数: 72

約数和(自身を含む): 3634787520

約数和(自身を除く): 1617655005

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 137, 185, 239, 333, 411, 555, 685, 717, 1195, 1233, 1369, 1665, 2055, 2151, 3585, 4107, 5069, 6165, 6845, 8843, 10755, 12321, 15207, 20535, 25345, 26529, 32743, 44215, 45621, 61605, 76035, 79587, 98229, 132645, 163715, 187553, 228105, 294687, 327191, 397935, 491145, 562659, 937765, 981573, 1211491, 1473435, 1635955, 1687977, 2813295, 2944719, 3634473, 4907865, 6057455, 8439885, 10903419, 14723595, 18172365, 44825167, 54517095, 134475501, 224125835, 403426503, 672377505, 2017132515]

約数ペア:

[(1, 2017132515), (3, 672377505), (5, 403426503), (9, 224125835), (15, 134475501), (37, 54517095), (45, 44825167), (111, 18172365), (137, 14723595), (185, 10903419), (239, 8439885), (333, 6057455), (411, 4907865), (555, 3634473), (685, 2944719), (717, 2813295), (1195, 1687977), (1233, 1635955), (1369, 1473435), (1665, 1211491), (2055, 981573), (2151, 937765), (3585, 562659), (4107, 491145), (5069, 397935), (6165, 327191), (6845, 294687), (8843, 228105), (10755, 187553), (12321, 163715), (15207, 132645), (20535, 98229), (25345, 79587), (26529, 76035), (32743, 61605), (44215, 45621)]