445997013

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{331}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 785326080

約数和(自身を除く): 339329067

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 307, 331, 399, 627, 921, 993, 1463, 2149, 2317, 3377, 3641, 4389, 5833, 6289, 6447, 6951, 10131, 10923, 17499, 18867, 23639, 25487, 40831, 44023, 64163, 69179, 70917, 76461, 101617, 122493, 132069, 192489, 207537, 304851, 449141, 484253, 711319, 1117787, 1347423, 1452759, 1930723, 2133957, 3353361, 5792169, 7824509, 13515061, 21237953, 23473527, 40545183, 63713859, 148665671, 445997013]

約数ペア:

[(1, 445997013), (3, 148665671), (7, 63713859), (11, 40545183), (19, 23473527), (21, 21237953), (33, 13515061), (57, 7824509), (77, 5792169), (133, 3353361), (209, 2133957), (231, 1930723), (307, 1452759), (331, 1347423), (399, 1117787), (627, 711319), (921, 484253), (993, 449141), (1463, 304851), (2149, 207537), (2317, 192489), (3377, 132069), (3641, 122493), (4389, 101617), (5833, 76461), (6289, 70917), (6447, 69179), (6951, 64163), (10131, 44023), (10923, 40831), (17499, 25487), (18867, 23639)]