16560873

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^2$

素因数の和:131

約数の個数: 54

約数和(自身を含む): 30103866

約数和(自身を除く): 13542993

約数列:

[1, 3, 7, 9, 17, 21, 47, 49, 51, 63, 119, 141, 147, 153, 329, 357, 423, 441, 799, 833, 987, 1071, 2209, 2303, 2397, 2499, 2961, 5593, 6627, 6909, 7191, 7497, 15463, 16779, 19881, 20727, 37553, 39151, 46389, 50337, 108241, 112659, 117453, 139167, 262871, 324723, 337977, 352359, 788613, 974169, 1840097, 2365839, 5520291, 16560873]

約数ペア:

[(1, 16560873), (3, 5520291), (7, 2365839), (9, 1840097), (17, 974169), (21, 788613), (47, 352359), (49, 337977), (51, 324723), (63, 262871), (119, 139167), (141, 117453), (147, 112659), (153, 108241), (329, 50337), (357, 46389), (423, 39151), (441, 37553), (799, 20727), (833, 19881), (987, 16779), (1071, 15463), (2209, 7497), (2303, 7191), (2397, 6909), (2499, 6627), (2961, 5593)]