201813453

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 309329280

約数和(自身を除く): 107515827

約数列:

[1, 3, 9, 53, 59, 71, 101, 159, 177, 213, 303, 477, 531, 639, 909, 3127, 3763, 4189, 5353, 5959, 7171, 9381, 11289, 12567, 16059, 17877, 21513, 28143, 33867, 37701, 48177, 53631, 64539, 222017, 315827, 380063, 423089, 666051, 947481, 1140189, 1269267, 1998153, 2842443, 3420567, 3807801, 22423717, 67271151, 201813453]

約数ペア:

[(1, 201813453), (3, 67271151), (9, 22423717), (53, 3807801), (59, 3420567), (71, 2842443), (101, 1998153), (159, 1269267), (177, 1140189), (213, 947481), (303, 666051), (477, 423089), (531, 380063), (639, 315827), (909, 222017), (3127, 64539), (3763, 53631), (4189, 48177), (5353, 37701), (5959, 33867), (7171, 28143), (9381, 21513), (11289, 17877), (12567, 16059)]