87447668

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:573

約数の個数: 72

約数和(自身を含む): 196269696

約数和(自身を除く): 108822028

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 53, 77, 106, 121, 154, 212, 242, 308, 371, 484, 487, 583, 742, 847, 974, 1166, 1484, 1694, 1948, 2332, 3388, 3409, 4081, 5357, 6413, 6818, 8162, 10714, 12826, 13636, 16324, 21428, 25652, 25811, 37499, 44891, 51622, 58927, 74998, 89782, 103244, 117854, 149996, 179564, 180677, 235708, 283921, 361354, 412489, 567842, 722708, 824978, 1135684, 1649956, 1987447, 3123131, 3974894, 6246262, 7949788, 12492524, 21861917, 43723834, 87447668]

約数ペア:

[(1, 87447668), (2, 43723834), (4, 21861917), (7, 12492524), (11, 7949788), (14, 6246262), (22, 3974894), (28, 3123131), (44, 1987447), (53, 1649956), (77, 1135684), (106, 824978), (121, 722708), (154, 567842), (212, 412489), (242, 361354), (308, 283921), (371, 235708), (484, 180677), (487, 179564), (583, 149996), (742, 117854), (847, 103244), (974, 89782), (1166, 74998), (1484, 58927), (1694, 51622), (1948, 44891), (2332, 37499), (3388, 25811), (3409, 25652), (4081, 21428), (5357, 16324), (6413, 13636), (6818, 12826), (8162, 10714)]