209212938

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{17909}}^1$

素因数の和:17987

約数の個数: 48

約数和(自身を含む): 502912800

約数和(自身を除く): 293699862

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 59, 66, 99, 118, 177, 198, 354, 531, 649, 1062, 1298, 1947, 3894, 5841, 11682, 17909, 35818, 53727, 107454, 161181, 196999, 322362, 393998, 590997, 1056631, 1181994, 1772991, 2113262, 3169893, 3545982, 6339786, 9509679, 11622941, 19019358, 23245882, 34868823, 69737646, 104606469, 209212938]

約数ペア:

[(1, 209212938), (2, 104606469), (3, 69737646), (6, 34868823), (9, 23245882), (11, 19019358), (18, 11622941), (22, 9509679), (33, 6339786), (59, 3545982), (66, 3169893), (99, 2113262), (118, 1772991), (177, 1181994), (198, 1056631), (354, 590997), (531, 393998), (649, 322362), (1062, 196999), (1298, 161181), (1947, 107454), (3894, 53727), (5841, 35818), (11682, 17909)]