1280591868

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{136991}}^1$

素因数の和:137058

約数の個数: 48

約数和(自身を含む): 3222051840

約数和(自身を除く): 1941459972

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 41, 57, 76, 82, 114, 123, 164, 228, 246, 492, 779, 1558, 2337, 3116, 4674, 9348, 136991, 273982, 410973, 547964, 821946, 1643892, 2602829, 5205658, 5616631, 7808487, 10411316, 11233262, 15616974, 16849893, 22466524, 31233948, 33699786, 67399572, 106715989, 213431978, 320147967, 426863956, 640295934, 1280591868]

約数ペア:

[(1, 1280591868), (2, 640295934), (3, 426863956), (4, 320147967), (6, 213431978), (12, 106715989), (19, 67399572), (38, 33699786), (41, 31233948), (57, 22466524), (76, 16849893), (82, 15616974), (114, 11233262), (123, 10411316), (164, 7808487), (228, 5616631), (246, 5205658), (492, 2602829), (779, 1643892), (1558, 821946), (2337, 547964), (3116, 410973), (4674, 273982), (9348, 136991)]