87718995

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:753

約数の個数: 96

約数和(自身を含む): 193449984

約数和(自身を除く): 105730989

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 31, 35, 39, 45, 63, 65, 91, 93, 105, 117, 155, 195, 217, 273, 279, 315, 403, 455, 465, 585, 651, 691, 819, 1085, 1209, 1365, 1395, 1953, 2015, 2073, 2821, 3255, 3455, 3627, 4095, 4837, 6045, 6219, 8463, 8983, 9765, 10365, 14105, 14511, 18135, 21421, 24185, 25389, 26949, 31095, 42315, 43533, 44915, 62881, 64263, 72555, 80847, 107105, 126945, 134745, 149947, 188643, 192789, 217665, 278473, 314405, 321315, 404235, 449841, 565929, 749735, 835419, 943215, 963945, 1349523, 1392365, 1949311, 2249205, 2506257, 2829645, 4177095, 5847933, 6747615, 9746555, 12531285, 17543799, 29239665, 87718995]

約数ペア:

[(1, 87718995), (3, 29239665), (5, 17543799), (7, 12531285), (9, 9746555), (13, 6747615), (15, 5847933), (21, 4177095), (31, 2829645), (35, 2506257), (39, 2249205), (45, 1949311), (63, 1392365), (65, 1349523), (91, 963945), (93, 943215), (105, 835419), (117, 749735), (155, 565929), (195, 449841), (217, 404235), (273, 321315), (279, 314405), (315, 278473), (403, 217665), (455, 192789), (465, 188643), (585, 149947), (651, 134745), (691, 126945), (819, 107105), (1085, 80847), (1209, 72555), (1365, 64263), (1395, 62881), (1953, 44915), (2015, 43533), (2073, 42315), (2821, 31095), (3255, 26949), (3455, 25389), (3627, 24185), (4095, 21421), (4837, 18135), (6045, 14511), (6219, 14105), (8463, 10365), (8983, 9765)]