1277256539

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 1514080512

約数和(自身を除く): 236823973

約数列:

[1, 13, 23, 37, 83, 107, 169, 299, 481, 851, 1079, 1391, 1909, 2461, 3071, 3887, 3959, 6253, 8881, 11063, 14027, 18083, 24817, 31993, 39923, 51467, 70633, 91057, 115453, 143819, 204263, 322621, 328597, 415909, 518999, 669071, 918229, 1183741, 1500889, 2655419, 4271761, 7557731, 11936977, 15388633, 34520447, 55532893, 98250503, 1277256539]

約数ペア:

[(1, 1277256539), (13, 98250503), (23, 55532893), (37, 34520447), (83, 15388633), (107, 11936977), (169, 7557731), (299, 4271761), (481, 2655419), (851, 1500889), (1079, 1183741), (1391, 918229), (1909, 669071), (2461, 518999), (3071, 415909), (3887, 328597), (3959, 322621), (6253, 204263), (8881, 143819), (11063, 115453), (14027, 91057), (18083, 70633), (24817, 51467), (31993, 39923)]