28874702985

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1\times {\mathrm{691}}^1$

素因数の和:1178

約数の個数: 64

約数和(自身を含む): 47370666240

約数和(自身を除く): 18495963255

約数列:

[1, 3, 5, 15, 89, 113, 267, 277, 339, 445, 565, 691, 831, 1335, 1385, 1695, 2073, 3455, 4155, 10057, 10365, 24653, 30171, 31301, 50285, 61499, 73959, 78083, 93903, 123265, 150855, 156505, 184497, 191407, 234249, 307495, 369795, 390415, 469515, 574221, 922485, 957035, 1171245, 2785789, 2871105, 6949387, 8357367, 13928945, 17035223, 20848161, 21628991, 34746935, 41786835, 51105669, 64886973, 85176115, 104240805, 108144955, 255528345, 324434865, 1924980199, 5774940597, 9624900995, 28874702985]

約数ペア:

[(1, 28874702985), (3, 9624900995), (5, 5774940597), (15, 1924980199), (89, 324434865), (113, 255528345), (267, 108144955), (277, 104240805), (339, 85176115), (445, 64886973), (565, 51105669), (691, 41786835), (831, 34746935), (1335, 21628991), (1385, 20848161), (1695, 17035223), (2073, 13928945), (3455, 8357367), (4155, 6949387), (10057, 2871105), (10365, 2785789), (24653, 1171245), (30171, 957035), (31301, 922485), (50285, 574221), (61499, 469515), (73959, 390415), (78083, 369795), (93903, 307495), (123265, 234249), (150855, 191407), (156505, 184497)]