219479469

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 362880000

約数和(自身を除く): 143400531

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 59, 177, 187, 209, 323, 349, 561, 627, 649, 969, 1003, 1047, 1121, 1947, 3009, 3363, 3553, 3839, 5933, 6631, 10659, 11033, 11517, 12331, 17799, 19057, 19893, 20591, 33099, 36993, 57171, 61773, 65263, 72941, 112727, 195789, 209627, 218823, 226501, 338181, 350047, 391229, 628881, 679503, 1050141, 1173687, 1239997, 3719991, 3850517, 4303519, 6650893, 11551551, 12910557, 19952679, 73159823, 219479469]

約数ペア:

[(1, 219479469), (3, 73159823), (11, 19952679), (17, 12910557), (19, 11551551), (33, 6650893), (51, 4303519), (57, 3850517), (59, 3719991), (177, 1239997), (187, 1173687), (209, 1050141), (323, 679503), (349, 628881), (561, 391229), (627, 350047), (649, 338181), (969, 226501), (1003, 218823), (1047, 209627), (1121, 195789), (1947, 112727), (3009, 72941), (3363, 65263), (3553, 61773), (3839, 57171), (5933, 36993), (6631, 33099), (10659, 20591), (11033, 19893), (11517, 19057), (12331, 17799)]