438327123

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:404

約数の個数: 64

約数和(自身を含む): 691310592

約数和(自身を除く): 252983469

約数列:

[1, 3, 13, 23, 37, 39, 47, 69, 111, 141, 281, 299, 481, 611, 843, 851, 897, 1081, 1443, 1739, 1833, 2553, 3243, 3653, 5217, 6463, 10397, 10959, 11063, 13207, 14053, 19389, 22607, 31191, 33189, 39621, 39997, 42159, 67821, 84019, 119991, 135161, 171691, 239131, 252057, 303761, 405483, 488659, 515073, 519961, 717393, 911283, 1465977, 1559883, 3108703, 3948893, 6352567, 9326109, 11239157, 11846679, 19057701, 33717471, 146109041, 438327123]

約数ペア:

[(1, 438327123), (3, 146109041), (13, 33717471), (23, 19057701), (37, 11846679), (39, 11239157), (47, 9326109), (69, 6352567), (111, 3948893), (141, 3108703), (281, 1559883), (299, 1465977), (481, 911283), (611, 717393), (843, 519961), (851, 515073), (897, 488659), (1081, 405483), (1443, 303761), (1739, 252057), (1833, 239131), (2553, 171691), (3243, 135161), (3653, 119991), (5217, 84019), (6463, 67821), (10397, 42159), (10959, 39997), (11063, 39621), (13207, 33189), (14053, 31191), (19389, 22607)]