28396908

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{21319}}^1$

素因数の和:21366

約数の個数: 36

約数和(自身を含む): 73724560

約数和(自身を除く): 45327652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 21319, 42638, 63957, 85276, 127914, 191871, 255828, 383742, 767484, 788803, 1577606, 2366409, 3155212, 4732818, 7099227, 9465636, 14198454, 28396908]

約数ペア:

[(1, 28396908), (2, 14198454), (3, 9465636), (4, 7099227), (6, 4732818), (9, 3155212), (12, 2366409), (18, 1577606), (36, 788803), (37, 767484), (74, 383742), (111, 255828), (148, 191871), (222, 127914), (333, 85276), (444, 63957), (666, 42638), (1332, 21319)]