263181897

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{383}}^1\times {\mathrm{631}}^1$

素因数の和:1042

約数の個数: 36

約数和(自身を含む): 419607552

約数和(自身を除く): 156425655

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 383, 631, 1089, 1149, 1893, 3447, 4213, 5679, 6941, 12639, 20823, 37917, 46343, 62469, 76351, 139029, 229053, 241673, 417087, 687159, 725019, 2175057, 2658403, 7975209, 23925627, 29242433, 87727299, 263181897]

約数ペア:

[(1, 263181897), (3, 87727299), (9, 29242433), (11, 23925627), (33, 7975209), (99, 2658403), (121, 2175057), (363, 725019), (383, 687159), (631, 417087), (1089, 241673), (1149, 229053), (1893, 139029), (3447, 76351), (4213, 62469), (5679, 46343), (6941, 37917), (12639, 20823)]