81189528

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7213}}^1$

素因数の和:7296

約数の個数: 64

約数和(自身を含む): 235464960

約数和(自身を除く): 154275432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 67, 84, 134, 168, 201, 268, 402, 469, 536, 804, 938, 1407, 1608, 1876, 2814, 3752, 5628, 7213, 11256, 14426, 21639, 28852, 43278, 50491, 57704, 86556, 100982, 151473, 173112, 201964, 302946, 403928, 483271, 605892, 966542, 1211784, 1449813, 1933084, 2899626, 3382897, 3866168, 5799252, 6765794, 10148691, 11598504, 13531588, 20297382, 27063176, 40594764, 81189528]

約数ペア:

[(1, 81189528), (2, 40594764), (3, 27063176), (4, 20297382), (6, 13531588), (7, 11598504), (8, 10148691), (12, 6765794), (14, 5799252), (21, 3866168), (24, 3382897), (28, 2899626), (42, 1933084), (56, 1449813), (67, 1211784), (84, 966542), (134, 605892), (168, 483271), (201, 403928), (268, 302946), (402, 201964), (469, 173112), (536, 151473), (804, 100982), (938, 86556), (1407, 57704), (1608, 50491), (1876, 43278), (2814, 28852), (3752, 21639), (5628, 14426), (7213, 11256)]