211551626

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 390168576

約数和(自身を除く): 178616950

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 107, 143, 214, 223, 286, 341, 403, 446, 682, 806, 1177, 1391, 2354, 2453, 2782, 2899, 3317, 4433, 4906, 5798, 6634, 6913, 8866, 13826, 15301, 23861, 30602, 31889, 36487, 43121, 47722, 63778, 72974, 76043, 86242, 89869, 152086, 179738, 262471, 310193, 474331, 524942, 620386, 739691, 948662, 988559, 1479382, 1977118, 3412123, 6824246, 8136601, 9615983, 16273202, 19231966, 105775813, 211551626]

約数ペア:

[(1, 211551626), (2, 105775813), (11, 19231966), (13, 16273202), (22, 9615983), (26, 8136601), (31, 6824246), (62, 3412123), (107, 1977118), (143, 1479382), (214, 988559), (223, 948662), (286, 739691), (341, 620386), (403, 524942), (446, 474331), (682, 310193), (806, 262471), (1177, 179738), (1391, 152086), (2354, 89869), (2453, 86242), (2782, 76043), (2899, 72974), (3317, 63778), (4433, 47722), (4906, 43121), (5798, 36487), (6634, 31889), (6913, 30602), (8866, 23861), (13826, 15301)]