289395512

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{563}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 635109120

約数和(自身を除く): 345713608

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 137, 268, 274, 469, 536, 548, 563, 938, 959, 1096, 1126, 1876, 1918, 2252, 3752, 3836, 3941, 4504, 7672, 7882, 9179, 15764, 18358, 31528, 36716, 37721, 64253, 73432, 75442, 77131, 128506, 150884, 154262, 257012, 264047, 301768, 308524, 514024, 528094, 539917, 617048, 1056188, 1079834, 2112376, 2159668, 4319336, 5167777, 10335554, 20671108, 36174439, 41342216, 72348878, 144697756, 289395512]

約数ペア:

[(1, 289395512), (2, 144697756), (4, 72348878), (7, 41342216), (8, 36174439), (14, 20671108), (28, 10335554), (56, 5167777), (67, 4319336), (134, 2159668), (137, 2112376), (268, 1079834), (274, 1056188), (469, 617048), (536, 539917), (548, 528094), (563, 514024), (938, 308524), (959, 301768), (1096, 264047), (1126, 257012), (1876, 154262), (1918, 150884), (2252, 128506), (3752, 77131), (3836, 75442), (3941, 73432), (4504, 64253), (7672, 37721), (7882, 36716), (9179, 31528), (15764, 18358)]