81779376

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{243391}}^1$

素因数の和:243409

約数の個数: 40

約数和(自身を含む): 241444864

約数和(自身を除く): 159665488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 243391, 486782, 730173, 973564, 1460346, 1703737, 1947128, 2920692, 3407474, 3894256, 5111211, 5841384, 6814948, 10222422, 11682768, 13629896, 20444844, 27259792, 40889688, 81779376]

約数ペア:

[(1, 81779376), (2, 40889688), (3, 27259792), (4, 20444844), (6, 13629896), (7, 11682768), (8, 10222422), (12, 6814948), (14, 5841384), (16, 5111211), (21, 3894256), (24, 3407474), (28, 2920692), (42, 1947128), (48, 1703737), (56, 1460346), (84, 973564), (112, 730173), (168, 486782), (336, 243391)]