72290817

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20543}}^1$

素因数の和:20589

約数の個数: 24

約数和(自身を含む): 115375104

約数和(自身を除く): 43084287

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 20543, 61629, 184887, 349231, 472489, 1047693, 1417467, 3143079, 4252401, 8032313, 24096939, 72290817]

約数ペア:

[(1, 72290817), (3, 24096939), (9, 8032313), (17, 4252401), (23, 3143079), (51, 1417467), (69, 1047693), (153, 472489), (207, 349231), (391, 184887), (1173, 61629), (3519, 20543)]