161826678

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{18691}}^1$

素因数の和:18749

約数の個数: 48

約数和(自身を含む): 387821616

約数和(自身を除く): 225994938

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 74, 78, 111, 117, 222, 234, 333, 481, 666, 962, 1443, 2886, 4329, 8658, 18691, 37382, 56073, 112146, 168219, 242983, 336438, 485966, 691567, 728949, 1383134, 1457898, 2074701, 2186847, 4149402, 4373694, 6224103, 8990371, 12448206, 17980742, 26971113, 53942226, 80913339, 161826678]

約数ペア:

[(1, 161826678), (2, 80913339), (3, 53942226), (6, 26971113), (9, 17980742), (13, 12448206), (18, 8990371), (26, 6224103), (37, 4373694), (39, 4149402), (74, 2186847), (78, 2074701), (111, 1457898), (117, 1383134), (222, 728949), (234, 691567), (333, 485966), (481, 336438), (666, 242983), (962, 168219), (1443, 112146), (2886, 56073), (4329, 37382), (8658, 18691)]