90567057

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 140781312

約数和(自身を除く): 50214255

約数列:

[1, 3, 7, 21, 97, 173, 257, 291, 519, 679, 771, 1211, 1799, 2037, 3633, 5397, 16781, 24929, 44461, 50343, 74787, 117467, 133383, 174503, 311227, 352401, 523509, 933681, 4312717, 12938151, 30189019, 90567057]

約数ペア:

[(1, 90567057), (3, 30189019), (7, 12938151), (21, 4312717), (97, 933681), (173, 523509), (257, 352401), (291, 311227), (519, 174503), (679, 133383), (771, 117467), (1211, 74787), (1799, 50343), (2037, 44461), (3633, 24929), (5397, 16781)]