211494303

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 326514240

約数和(自身を除く): 115019937

約数列:

[1, 3, 9, 29, 71, 87, 101, 113, 213, 261, 303, 339, 639, 909, 1017, 2059, 2929, 3277, 6177, 7171, 8023, 8787, 9831, 11413, 18531, 21513, 24069, 26361, 29493, 34239, 64539, 72207, 102717, 207959, 232667, 330977, 623877, 698001, 810323, 992931, 1871631, 2094003, 2430969, 2978793, 7292907, 23499367, 70498101, 211494303]

約数ペア:

[(1, 211494303), (3, 70498101), (9, 23499367), (29, 7292907), (71, 2978793), (87, 2430969), (101, 2094003), (113, 1871631), (213, 992931), (261, 810323), (303, 698001), (339, 623877), (639, 330977), (909, 232667), (1017, 207959), (2059, 102717), (2929, 72207), (3277, 64539), (6177, 34239), (7171, 29493), (8023, 26361), (8787, 24069), (9831, 21513), (11413, 18531)]