16922871

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 31795200

約数和(自身を除く): 14872329

約数列:

[1, 3, 7, 9, 17, 21, 23, 27, 51, 63, 69, 119, 153, 161, 189, 207, 229, 357, 391, 459, 483, 621, 687, 1071, 1173, 1449, 1603, 2061, 2737, 3213, 3519, 3893, 4347, 4809, 5267, 6183, 8211, 10557, 11679, 14427, 15801, 24633, 27251, 35037, 36869, 43281, 47403, 73899, 81753, 89539, 105111, 110607, 142209, 245259, 268617, 331821, 626773, 735777, 805851, 995463, 1880319, 2417553, 5640957, 16922871]

約数ペア:

[(1, 16922871), (3, 5640957), (7, 2417553), (9, 1880319), (17, 995463), (21, 805851), (23, 735777), (27, 626773), (51, 331821), (63, 268617), (69, 245259), (119, 142209), (153, 110607), (161, 105111), (189, 89539), (207, 81753), (229, 73899), (357, 47403), (391, 43281), (459, 36869), (483, 35037), (621, 27251), (687, 24633), (1071, 15801), (1173, 14427), (1449, 11679), (1603, 10557), (2061, 8211), (2737, 6183), (3213, 5267), (3519, 4809), (3893, 4347)]